Dr Chris and Dr Xand reveal the surprising secret behind the speed of your nerves, Dr Xand finds out what happens if you don't wash your hands, and the twins head out onto the street to test out a mind-bending trick that reveals how you can make your favourite cake look bigger than it is. Meanwhile, the ouch-mobile is opening its doors for more medical mysteries, and in accident and emergency one patient has a sweet stuck up their nose and another has an ear that is swelling fast.

In this episode, the doctors reveal where your blood comes from, Dr Chris meets a patient undergoing life-changing brain surgery and there is a mind-bending trick to test the powers of concentration. There are also more medical mysteries in Ouch and About, and in accident and emergency one patient is in with a double sporting injury, while another has taken a nasty tumble with her horse.

With the help of opera singer Lucy O'Byrne, the doctors reveal the hidden muscle that makes you breathe. Dr Xand heads to a DNA laboratory to solve the mystery of who stole his strawberry milk and there is a chance to play along at home with another mind-bending trick. Meanwhile, the ouch-mobile is open for business, and over in accident and emergency one patient has cut their eyebrow and another has stapled his own finger.

The doctors reveal what happens when you get diarrhoea, Dr Xand gets his skates on when he meets Alexia and Kloe from CBBC's Ice Stars to investigate how they spin without getting dizzy, and there's a hidden camera experiment. Meanwhile, the ouch-mobile is open for more medical mysteries, and in accident and emergency one patient needs surgery for a broken arm and another gets help with a painful toe.

The Doctors test a new theory to see if they can find out why skin goes wrinkly in the bath, Dr Chris meets a patient taking part in ground-breaking heart research, and test the power of your eyes in today's mind-bending trick. Meanwhile, there are more medical mysteries in 'Ouch & About', and over in Accident & Emergency one patient has a very sore head and another has dislocated her jaw.

The doctors look at your kidneys and reveal how these amazing cleaning machines work. The ouch-mobile is open for more intriguing medical mysteries, and Dr Xand tries out some vision-shifting spectacles for this episode's mind-benders. Meanwhile, in accident and emergency, one patient has an unusual break in his leg and another has a stone stuck in his ear.

The doctors find out what happens when you eat with the help of a miniature Xand doll, test your ears and eyes in a baffling mind-bending trick, and join Dr Chris at work fighting infectious diseases. Meanwhile there's an unusual 'itis' in the ouch-mobile, and over in accident and emergency one patient has cut their head and another has a very wonky finger.

The doctors reveal the amazing organs that keep you alive before you're born. Dr Xand meets patients undergoing treatment at a burns clinic, and Dr Chris hits the high street to test another mind-bending trick. Meanwhile, there are more medical mysteries in Ouch and About, and over in accident and emergency one patient has broken her ankle and another has been hit on the head with a cricket bat.

The doctors choose some of their favourite moments including an experiment to find out what happens when you cough and a life-changing operation that allows someone to hear for the very first time. There's a brand new mind-bending trick to baffle your brain, and the ouch-mobile opens its doors to help solve more medical mysteries.

In this special episode, Dr Chris and Dr Xand take a look at what happens to your body, and why, when you reach puberty. Spots are in the spotlight, Dr Xand finds out why you sweat more, and Dr Chris discovers the real reason teens don't want to get up in the morning. There are also some animated top tips on how to get through puberty, and the doctors do some house calls... with a difference.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

We don't have an overview translated in English. Help us expand our database by adding one.

Identical twins Dr Chris and Dr Xand van Tulleken experiment and explore their way through the fascinating world of medicine and biology. Chris and Xand will let the viewer in to their exclusive world of medicine and explain the awesome things our bodies can do. The doctors experiment on their muscles to show how they work. Dr Chris meets some wriggly maggots that are helping to heal a sore foot, and Dr Xand goes on call with an emergency ambulance team. Meanwhile, over in accident and emergency, one patient has some grit in his head after a fall in the playground and another has injured his neck after performing a karate kick.

Identical twins Dr Chris and Dr Xand van Tulleken experiment and explore their way through the fascinating world of medicine and biology. The doctors show what really happens when you sneeze! Dr Chris gets his hands on a real human brain and Dr Xand goes on call with an emergency ambulance team. Meanwhile, over in accident and emergency, one patient has a hook caught in their hand and another thinks he's lost a toenail up his nose.

The doctors demonstrate how our body movements are controlled by confusing their own brains. Dr Chris lets a blood-sucking leech feed on his arm and Dr Xand goes on call with an emergency ambulance team. Meanwhile, over in accident and emergency, a patient has locked their jaw wide open and another needs stitches after a particularly nasty fall.

The doctors see how much pain they can take in their laboratory, Dr Xand investigates how our shoes can dramatically change the way we walk and Dr Chris goes on call with an emergency ambulance team. Meanwhile, over in accident and emergency, a patient comes in with a suspected hand fracture and another may lose his fingernail after trapping his finger in a car door.

Dr Chris inserts a special medical tube into Dr Xand's nose and down to his belly to prove that the nose, mouth and stomach are all connected. Dr Xand takes things to the extreme as he endures a room colder than Antarctica to find out how our bodies cope in freezing temperatures. And Dr Chris is in the operating theatre to see an incredible robot surgeon perform a real-life surgery. Meanwhile, over in accident and emergency, one patient has a broken elbow after a game of leapfrog goes horribly wrong, and another has managed to get a stone stuck in his ear.

Dr Chris takes a terrifying, stomach-turning ride in an aerobatic display plane to explain what happens to your body when you feel travel sick. The doctors put on their pyjamas to investigate all about sleep, and Xand finally finds out if he really does snore! Also, Dr Chris goes on call with an emergency ambulance team. Meanwhile, over in accident and emergency, one patient is suffering from mysterious tummy pains and another has an injured hand after an accident involving a race in a high-heeled shoe!

Dr Chris demonstrates how vocal chords work and explores how the human body deals with fear. Dr Xand goes on call with an emergency ambulance team. In Accident and Emergency, one patient is admitted with serious stomach aches and another has a sore elbow.

The Doctors experiment with urine. Dr Chris explores the damage snake venom can do to the human body. In Accident and Emergency, one patient has a hole in his head after crashing his bike and another has a black eye.

he doctors investigate what happens when blood is full of oxygen by whisking up a blood smoothie! Dr Xand visits a special medical collection of body parts to find out some ways in which human organs can go seriously wrong, and Dr Chris goes on call with an emergency ambulance team. Meanwhile, over in accident and emergency, a new admission has a seriously battered face after a bike accident, and another has a nasty infected finger from picking at his fingernails.

Dr Chris swallows a supercool camera pill to follow the journey that food makes through his body. Dr Xand explains how strong our bones are and meets someone who has developed the technology to grow bones in a laboratory. Also, Dr Chris is put to the test as he takes part in a realistic mock surgery scenario. Meanwhile, over in accident and emergency, one patient's race to the finishing line means a trip to surgery to fix a broken elbow, and another is admitted with a sore eye and blurred vision.

Doctors take on their smelliest investigation yet when they find out how the shape, size and pong of your poo can tell you a lot about your health! Dr Xand visits the largest blood factory in the world and donates his blood to see how it is processed to help save lives. And Dr Chris spends time with the Midlands air ambulance crew; an awesome airborne emergency service which can get to the scene of an accident quickly. Meanwhile, over in accident and emergency, one patient has been admitted with a deep cut to her hand after slipping on some glass and another has to have a gash on his head glued together after crashing into a tree stump.

We don't have an overview translated in English. Help us expand our database by adding one.

The doctors investigate how skin protects the body from extreme temperatures by dipping their hands in a liquid so dangerous it can freeze on contact. Dr Chris visits an allergy clinic to find out all about allergic reactions and meets two patients who have their suspected allergies put to the test. And the emergency ambulance team comes to the aid of a lady with severe tummy pains. Meanwhile, over in accident and emergency, things get fruity as one patient is admitted with a broken 'banana' arm and another needs treatment for a burn after dropping fried onions on her foot.

The doctors reveal what lurks inside the plaque bacteria on your teeth; Dr. Chris uses a remote control car powered by his own wee; and Dr. Xand decides to get his Verucca treated!

The doctors meet Larry the vomiting robot to show the power of puke, and Dr Xand goes on an urgent mission on a motorbike to deliver blood to a hospital. Meanwhile, over in accident and emergency, one patient has fallen off his bike and another has a football injury...

The doctors take a close-up look at how the eye works, and Dr Chris finds out what body fat does by looking at some of his own under a microscope. Meanwhile, over in accident and emergency, one patient has a mystery rash and another has a bad infection under her fingernail.

Dr Chris uses a tiny camera to reveal what happens in his throat when he swallows food, and Dr Xand enters a special chamber that removes sensory data from his brain. Meanwhile, over in accident and emergency, one patient has a broken ankle and another has split her earlobe.

The doctors take a closer look inside their ears to prove how earwax has a really important job to do, and Dr Xand meets a pioneering professor who makes body parts. Meanwhile, over in accident and emergency, one patient has injured her toe and another has swallowed a hair clip...

The doctors look at the awesome work that goes on inside the liver, and Dr Chris extracts snot from members of the public for a very useful experiment. Meanwhile, over in A&E, one patient has a massive lip from an allergic reaction and another has surgery to repair his broken nose.

The doctors prove that we all have invisible ink inside our bodies, and Dr Xand sees head lice removed from someone's hair with a vacuum cleaner. Meanwhile, over in accident and emergency, one patient has banged her head on a telegraph pole and another has a piece of crayon in her ear...

The doctors use real stomach acid to do an experiment to reveal how the digestion process starts. Also, Dr Chris proves that the younger you are, the more sounds you can hear. Meanwhile, over in accident and emergency, one patient has broken his arm tripping on a kerb and another has banged his head on the handlebars of his bike.

The doctors show that your breath is just as unique as your fingerprints, and Dr Chris goes behind the scenes of medical drama Casualty to see how they make fake body parts look so realistic. Meanwhile, over in accident and emergency, one patient has a nasty infection on his cheek and another has something stuck in his ear!

Dr Chris and Dr Xand show you an awesome body trick to amaze your friends with, and reveal another way your brilliant body heals itself if you get injured. The doctors also look at some of their best bits of Operation Ouch! so far.

Dr Chris and Dr Xand turn back the clock and look at what medicine was like in the First World War. They meet a Paralympian runner who swaps her awesome blade for a World War I leather leg, and they look at the little critters that infested the trenches. Then they set up a massive experiment to demonstrate how soldiers' bodies had to cope with the pressures exerted by huge explosions.

The doctors reveal how much power there is in your farts. Also, Dr Chris trains as a nurse on a ward full of robotic patients, and in Ouch & About Dr Xand opens up the ouch-mobile - a drop-in clinic for all your medical mysteries. Meanwhile, over in accident and emergency, one patient has cut her nose and another has burnt his hand.

The doctors reveal how far your heart can pump blood, Dr Xand meets a life-saving dog, and in Ouch & About Dr Chris is in the ouch-mobile solving more medical mysteries. Meanwhile, over in accident and emergency, one patient's face is swollen with a dental abscess, and another patient has sliced her finger on an electric fire.

The doctors reveal what comes out of your mouth when you cough, Dr Xand gets a front-row seat at a life-changing operation and there are more intriguing medical mysteries to solve in Ouch & About. Meanwhile, over in accident and emergency, one patient has fallen and banged her head, and another has a toy coin stuck up his nose.

The doctors reveal how you taste with your nose as well as your tongue. Dr Xand is on call with the emergency services, and Dr Chris discovers how 3D printing works when he prints his own skull. Meanwhile, in accident and emergency, one patient has surgery on her cut hand, and another has fallen off stilts and cut his eyebrow.

The doctors fill their bladders, quite literally, to show what happens when you go for a wee. Dr Chris meets a robot that can zap bad cells, and Dr Xand is in the Ouch-Mobile ready for more medical mysteries. Meanwhile, in accident and emergency, one patient has a sausage finger and another has swallowed a coin.

The doctors try to trick their body temperatures, the ouch-mobile is open for more intriguing medical mysteries, and Dr Xand tries to stop his body giving him away when he tells fibs in a lie detector test. Meanwhile, in accident and emergency one patient has mystery tummy pains and another has cut his leg on his bike.

The doctors make an unusual type of cheese with Xand's body bacteria, find out what to do if someone breaks their leg in First Aid, and Dr Chris meets a man with a bionic eye. Meanwhile, in accident and emergency, one patient has been injured doing handstands and another has a badly broken arm.

The doctors set fire to food, all in the name of science! Dr Xand goes to an asthma clinic, and in Ouch & About, the ouch-mobile opens its doors to solve more intriguing medical mysteries. Meanwhile, in accident and emergency, one patient has slipped off a slide and broken his wrist, and another needs surgery to fix her dislocated knee.

The doctors get competitive in a race to reveal what happens when blood vessels get blocked, Dr Xand goes for some physiotherapy and Dr Chris is out with the emergency services helping a man with chest pain. Meanwhile, in accident and emergency, one patient has hurt his neck playing rugby and another has cut his head being a superhero.

Dr Chris and Dr Xand have more first-aid tips as they show you what to do if someone chokes. The ouch-mobile opens its doors to help solve more medical mysteries, and the doctors also look at some of the best bits of Operation Ouch! so far.

The doctors reveal what makes you flexible as they test the incredible strength of a tendon to the max, and they find out what it's like to be an air ambulance pilot in Operation Takeover. Dr Xand uncovers if laughter really is the best medicine, and we meet the first of our Ouch Patients to find out what it's like to be a regular hospital patient. Meanwhile, in accident and emergency, one patient has surgery to fix a leaking bone graft, while another is treated for a dancing injury.

The doctors reveal how your eardrum works to enable you to hear, and they find out how tough it is to be hospital radio hosts in Operation Takeover. Dr Chris discovers what it takes for anaesthetists to keep you safe and pain-free during operations, and Ouch & About On Call hit the wards to answer patients' medical questions. Meanwhile, in accident and emergency, one patient comes in with a cut to his hand and another is treated for a football injury.

The doctors reveal how important cartilage is to your body with the help of a suit of armour, and they find out what it takes to be a hospital porter in Operation Takeover. Dr Chris meets Nala the dog to see how she helps patients in hospital, and we meet two more of our ouch patients to find out what it's like to be a regular hospital patient. Meanwhile, in accident and emergency, one patient arrives by air ambulance and another is treated for a spring stuck in his thumb.

The doctors reveal why your body can't survive without oxygen for more than three minutes, and they find out what it's like to be 999 call handlers in Operation Takeover. Dr Xand investigates how Formula One race car technology can help hospitals, and Dr Chris hits the wards in Ouch and About On Call. Meanwhile in Accident and Emergency, one patient comes in after a bike accident and another has fallen on her wrist.

The doctors reveal how amazing your saliva is, and they find out why the hospital's maintenance team work with birds of prey in Operation Takeover. Dr Chris heads to the Emergency Department to find how the doctors know who to treat first, and we catch up with Ouch patients Ruby and Tola. Meanwhile in accident and emergency one patient arrives by air ambulance after a rugby match and another has a cut on her foot after it was caught in a bike wheel.

The doctors reveal the special cells in your eyes which help you to see out of the corner of your eye, and they find out what it takes to be a hospital entertainer in Operation Takeover. Dr Chris heads to a laboratory where scientists are making blood from stem cells, and more medical mysteries are answered in Ouch and About On Call. Meanwhile in Accident and Emergency, one patient is brought in by air ambulance after cutting her chest and another has hit his head on a goalpost.

The doctors reveal the amazing army of germ-fighters that make up your immune system, and they find out just how difficult it is to clean a baby's incubator in Operation Takeover. Dr Xand meets Alex who has Autism, and we catch up with Ouch Patients Holly and Haiden in. Meanwhile, in Accident and Emergency, one patient has cut her nose and another has injured his toe.

The doctors find out why we burp and even manage a world-first when they film Dr Xand burping from the inside. They also get behind the wheel to discover what it takes to be a good ambulance driver in Operation Takeover. Dr Xand joins the radiology department to find out how they see inside our bodies and Dr Chris is answering medical questions on the wards in Ouch and About On Call. Meanwhile in Accident and Emergency, one patient has cut her hand doing arts and crafts, and we meet a familiar face with a dislocated jaw.

The doctors reveal the amazing job your pancreas does to keep your blood sugar levels in check, and they find out what it's like to be the hospital postman in Operation Takeover. Dr Xand investigates how scientists make bioglass to help doctors mend damaged bones, and we catch up with all four of our Ouch patients for one last time. Meanwhile, in accident and emergency, one patient arrives by air ambulance after falling on a spiky fence and another has come off her bike, cutting her chin.

In the last episode of the series, the doctors reveal the amazing strength of your jaw, and they see if they can take the heat when they try their hands at being hospital ward chefs in Operation Takeover. Dr Xand joins the ear, nose and throat department to see how they fix their patients, and Dr Chris hits the wards answering questions for one last time in Ouch and About On Call. Meanwhile, in accident and emergency, one patient is treated for an injury to her neck, and another has cut his foot on a tin lid.

Dr Chris and Dr Xand show how incredible the human body is. The doctors crush a car to reveal the secret of the special fluid which enables your joints to withstand huge amounts of force, and they find out what it's like to be aeroplane cabin crew in Operation Takeover. There are two new patients to meet and First Aid returns - what should you do if someone has swallowed something poisonous? Meanwhile in accident and emergency, there's a gross alert as one patient comes in with a big gash on their head, and another has injured their foot.

There's a big bang in this episode as the doctors reveal the amazing piece of body kit that helps your ears to pop, and in Operation Takeover they find out just how tough it is to be dentists when they have to perform their first ever filling. Dr Xand meets Grace and her amazing assistance dog Scooby and Ouch and About on Call hits the wards to answer patients' medical questions. Meanwhile, in accident and emergency, one patient comes in with a cut head, and another is treated for nonstop nosebleeds.

The doctors take a dip in the sea to reveal how your sensory neurons detect when something is hot or cold, and they find themselves getting stuck in the mud when they join Her Majesty's Coastguard in Operation Takeover. Meet two more new Ouch Patients and find out what to do if someone is unresponsive and not breathing in First Aid. Meanwhile, in accident and emergency, one patient arrives with a broken arm after an accident on a trampoline and another is treated for a busted thumb.

The doctors reveal how big your lungs would be if they were laid out flat and why you need to cough, and in Operation Takeover they find out what it's like to work in the hospital canteen. Dr Chris tries to solve a crime with the help of medical science and a forensics expert, and there are more medical mysteries solved as Ouch & About On Call hits the hospital wards. Meanwhile, in accident and emergency, one patient comes in after falling on her wrist, and another has a rubber stuck in his ear.

The doctors reveal why you need differently shaped teeth to eat your food safely - by wearing some very strange gnashers! And they find out what it's like to be lifeguards in Operation Takeover. We catch up with Ouch Patients Kaden and Maisie, and Dr Chris joins the Royal Airforce to find out what it's like to give emergency medical care to patients in the back of a plane which doubles as a mobile military hospital! Meanwhile, in accident and emergency, one patient arrives after a nasty biking accident, and another has a busted wrist.

The doctors investigate why we need eyebrows, and in Operation Takeover they find out just how tough it is to work in the hospital pharmacy. There are more medical mysteries solved on the wards in Ouch & About on Call, and when Dr Xand spills hot beans on his leg, it's First Aid to the rescue as we find out what to do if someone has a severe burn. Meanwhile, in accident and emergency, one patient has injured their toe in ju-jitsu class, and another hurt her finger doing the crab!

Dr Chris and Dr Xand reveal how your brain enables you to learn new things with the help of three human "samples" from the Cupboard-of-Everything, a giant pile of sand and some water! In Operation Takeover, the twins join the fire service and discover how tough it is to rescue people in a fire. Dr Chris heads to the ophthalmology department to find out how to treat a lazy eye, and we catch up with Ouch Patients Bolu and Millie. Meanwhile, in accident and emergency, one patient has dislocated her ankle and another has injured his knee in the playground.

Dr Chris and Dr Xand find out why blood rushes to your head when you are upside down but does not rush to your feet when you are standing up! Plus they head to the hospital laundry to see if they are up to the job of laundry workers in Operation Takeover. There are also more medical mysteries to be solved in Ouch and About on Call, and they find out what to do if someone has an asthma attack in First Aid. Meanwhile, in accident and emergency, one patient has a rash all over his body and another needs stitches for a cut lip.

Dr Chris and Dr Xand reveal how your bones grow to make you taller, while in Operation Takeover they take on the role of midwives for the day. Plus Dr Chris investigates how scientists are studying people in low oxygen conditions to help seriously ill patients, and we catch up with Ouch Patients Kaden and Maisie. Meanwhile in accident and emergency, one patient has cut their head falling off a wall and another needs help fishing a pencil out of his ear.

Dr Chris and Dr Xand reveal the amazing type of muscles that help you see... and go for a poo! And they find out what it's like to be the hospital hairdresser when they're faced with cutting real people's hair in Operation Takeover. Dr Chris heads into the woods in search of one of the deadliest creatures on earth, and there are more medical questions to be answered in Ouch and About On Call. Meanwhile, in accident and emergency, one patient has a sore eye and another heads to surgery to repair a badly broken wrist.

Dr Chris and Dr Xand reveal how your skull protects your brain, and they are thrown in at the deep end when they find themselves running the reception desk of a busy GP surgery for Operation Takeover. Find out how to deal with a severe allergic reaction in First Aid, and there is a catch-up with Ouch patients Millie and Bolu. Meanwhile, over in accident and emergency, one patient has twisted their leg falling at a trampoline park, while another has diamonds stuck up his nose.

Dr Chris makes Dr Xand cry to demonstrate how your amazing body makes different types of tears to protect your eyes in different ways, and in Operation Takeover they discover just how dangerous it can be out at sea when they join the lifeboat service. Dr Xand investigates how important our facial expressions are, and the hospital wards are bursting with more medical questions in Ouch and About on Call. Over in accident and emergency, one patient has cut her hand with a craft knife and another needs his gnashers fixing after falling at a skate park.

In the last episode of the series, the doctors have picked out some of their favourite moments - get ready to see just how strong your tendons really are and discover who the better pilot is when Dr Chris and Dr Xand join the air ambulance in Operation Takeover. Find out how to help someone who's been drowning in First Aid, and catch up with our four Ouch Patients for one last time. Meanwhile, in accident and emergency, some of our favourites are back too - arriving by helicopter is Jamie with a sore neck and Bella Rose, who's got a sore hip after busting some moves on the dance floor.

Dr Chris and Dr Xand Van Tulleken investigate what mental health is and why things can sometimes go wrong.

There’s a big bang in the lab as the doctors show how genes make you who you are, and a new doctor joins the team! Find out more about her as Dr Ronx takes us behind the scenes of Homerton Hospital where she works as a doctor in the Emergency Room. Meet two brand new Ouch patients and find out how to make a hole in your hand with a new body trick to try at home. Meanwhile in the Emergency Department Jay’s got a double break in his leg, and Hadi’s cut his hand.

The doctors balance a whole room’s worth of furniture on four leg bones to show you how super strong your skeleton is, and meet our first brilliant body – calisthenics world champion Simone Ming. Dr Ronx goes on call with paramedics, and find out how to turn your fingers into a sausage in a body trick! Meanwhile in the Emergency Department, Davie has knocked his teeth out falling into a table and Leona has cut her knee.

Are you squeamish? Find out why in today’s lab experiment, and get ready to get moving in Investigation Ouch! The doctors tackle medical mysteries on the wards in Ouch & About, and we meet two more new Ouch Patients. Meanwhile, in the emergency department, Emille has a broken arm after a bike accident and Maleah has banged her head.

Dr Xand goes underwater to show how your blood clots, and Dr Ronx finds out how echolocation – an amazing navigation technique used by bats to fly in the dark – is helping visually impaired patients. There’s a new body trick to make things look bigger, and it’s time to meet our first ever Ouch Award nominees. Meanwhile, in the emergency department a broken leg requires surgery after a clash with a diving board and another patient has their finger stuck in a toy truck.

What makes your poo brown? Find out in a new lab experiment, and meet another brilliant body when Dr Xand discovers the incredible breathing skills needed to free dive. Plus catch up with Ouch Patients Rio and Emelia, and learn how to stop your mates’ hands from working in Body Tricks. Meanwhile, in the emergency department, Fatima has a busted ankle and Tatenda has a sore wrist.

The doctors reveal the turbinates – three incredible bones in your nose that warm up your snot so you can breathe clearly, and find out how scientists are growing a brain in Investigation Ouch! There’s a new body trick when we show you how to trick your taste buds, and there are more incredible Ouch Awards nominees to meet. Meanwhile in the Emergency Department, Billy’s been kicked in the tummy by a horse and Sydney’s lost her earring - in her ear!

Find out how amazing your hands are in today’s lab when the doctors go head to head in a thumb challenge, and discover how drones are helping emergency rescue crews reach patients fast in Investigation Ouch. Catch up with Ouch patients Alisha and Phoebe and prepare for more medical mysteries to be answered when the doctors head to the wards in Ouch and About. Meanwhile in the Emergency Department, Mary has come in with a dodgy eye and Sabiha has had a run in with a pencil!

Dr Xand invents a crazy game show to put Dr Chris’s reactions and reflexes to the test in the lab, and Dr Ronx heads out on call with the emergency services. Beatboxer D-Low shows off his vocal skills in Brilliant Bodies. Also, meet more incredible Ouch Awards nominees. Meanwhile, in the Emergency Department Callum has cut his hand after an incident with a new rug and Georgia’s broken a tooth after falling off her bike.

Dr Chris and Dr Xand reveal how salt is the magic ingredient that enables you to sweat in a lab experiment, and Dr Ronx finds out how gene therapy is helping treat patients with immune disorders. The doctors head onto the wards in Ouch and About and find out how to confuse your left with your right in Body Tricks. Meanwhile, in the Emergency Department Reuben’s broken his elbow and Isabelle’s in with neck pain after falling off her horse.

Dr Chris and Dr Xand are in the lab to show the incredible barrier that keeps your brain safe, and they’ve made a music video to get you moving! Meanwhile Dr Ronx is on call with paramedics and there’s a new trick that makes things look bigger than they really are. Over in the emergency department, Conor comes in with a big bandage on his head, and Isaac has dislocated his thumb.

The doctors reveal the incredible bit of body kit that keeps you balanced – your vestibular system, and find out what makes Team GB hockey star Shona McCallin so fast in Brilliant Bodies. More medical mysteries are solved on the wards in Ouch and About and find out how to confuse your mates’ digits with a new body trick. Meanwhile, in the Emergency Department Matthea’s broken her arm after running into her friend in the playground and Ben has a sore and swollen eye.

Dr Chris and Dr Xand reveal how your brain controls your body in a lab experiment, and Dr Ronx finds out how learning pet first aid can help save your furry friends. More medical mysteries are solved on the wards in Ouch and About and get ready to make your arms stronger than anyone else’s with our new body trick. Meanwhile, in the Emergency Department, Lewis has appendicitis and Ruminique’s had a trampoline accident.

Join the doctors for a journey around the human body as they look at their favourite bits from your head to your toes. First stop is the head and mega-gross alerts are in store for this gash! Next stop is a special muscle that controls light coming into your eye and helps you go for a poo! Then it’s the heart - find out what a fast formula one car has to do with it, and see why washing your hands after you go to the loo is so important. And we catch up with our four Ouch Patients for the last time.

In this special episode, Dr Chris and Dr Xand reveal the winners of the first ever Ouch Awards. Celebrating children across the UK who have shown incredible courage and bravery as they’ve dealt with illness, cared for others and saved lives, the doctors surprise them at home and at hospital, awarding them with their unique prizes.

Want to know how to sort your life out? Packed with loads of life fixing know-how, this show cracks the code of your daily dilemmas.

The doctors find themselves in a crazy race as they explore the special bones in your feet, followed by a look at the families awaiting the arrival of the first ever Ouch Babies. Meanwhile, there's an unbelievable mindbending trick, two new Ouch patients, and the return of Brilliant Bodies with an incredible barefoot runner. There's also a visit to the Emergency Department, where Junior needs surgery for a badly cut hand and Zack has a broken wrist.

Dr Xand invents a facial-recognition system to keep his twin out of the lab, there is a brand new quiz putting the doctors on the spot in Ouchology, and Dr Chris investigates an amazing new technique to help organ transplant patients. Meanwhile, over in the Emergency Department, Darusha has cut her head playing hockey and Riley has injured his foot on a metal post.

There's a lizard in the lab sharing an amazing piece of body kit with you. Catch up with our Ouch Babies as each family goes for an ultrasound scan, join Dr Ronx as she meets body-popping Brilliant Body Kieran Lai and learn how to bend some arrows in today’s Mindbenders. Meanwhile, in the Emergency Department Victoria has trouble with her nails on the rugby pitch, and Jack has had a diving accident.

Dr Xand has created a thunder tube to show you how your vocal tract makes your voice loud, meet Brilliant Body Anoushé Husain as she takes Dr Ronx climbing, and find out who is today’s Top Doc in our Ouchology quiz. The doctors are on the wards for more medical questions in Ouch and About, while over in the Emergency Department Cameron has injured his mouth with his toothbrush and Victor has been injured in a rugby pile-up.

Find out why Dr Chris is giving Dr Xand a vaccination in the lab, and why getting vaccinated yourself can help protect your whole community. Get ready to meet our Ouch babies as they are born, catch up with Ouch patients Hasan and Edward, and check out our mindfulness tips in today's Mindboosters. Meanwhile, over in the emergency department Benjamin needs treatment for a broken ankle, while Flossie needs help with a handful of splinters.

For today’s lab, Dr Chris challenges Dr Xand to beat Dougie the dog in a race, showing you how your shoulders work. The doctors catch up with our Ouch Babies in their first weeks of life, and there is a face-twisting trick in today’s Mindbenders. We drop in on Ouch Patients Amelia and Finn, and Dr Xand meets triple jumper Naomi Ogbeta in Brilliant Bodies. Meanwhile, over in the Emergency Department Abu Bakr has a broken nose and Georgina has a bent toe.

Dr Chris challenges Dr Xand to beat Dougie the dog in a race for today's lab, showing how your shoulders work. The doctors catch up with our Ouch Babies in their first weeks of life and there is a face-twisting trick in today's Mindbenders. We drop in on Ouch Patients Amelia and Finn, and Dr Xand meets triple jumper Naomi Ogbeta in Brilliant Bodies. Meanwhile, over in the Emergency Department, Abu Bakr has a broken nose and Georgina has a bent toe.

Can you wobble your kneecaps?! Find out why and what you need them for in today’s lab. Plus, meet three amazing Big Heart Ouch Award nominees and find out who is Top Doc in Ouchology. Dr Xand meets a brilliant body when he goes swimming with Paralympic medal winner Ellie Robinson, and discover some anxiety-busting tips in today's Mindboosters. Meanwhile, over in the Emergency Department, Jake has broken his leg and Nicole has cut her hand.

Dr Xand gets stuck to a wall in an experiment showing how your brain tells your muscles to move! Dr Ronx and Dr Chris are changing nappies in Ouch Baby and there are more medical questions on the wards in Ouch and About. We catch up with Ouch Patients Edward and Hasan for the last time, and there are more mindboosting tips as Dr Ronx reveals why it’s important to be kind to yourself. Meanwhile, over in the emergency department, Sophie has hurt her elbow swinging on monkey bars, and Daniel has cut his head in the school playground.

Dr Xand takes to the throne when Dr Chris sets him the impossible task of being Mini-Xand’s pituitary gland. Things get competitive in Ouchology, and Dr Ronx meets dental patients to find out more about braces. We hear the lifesaving stories of three more Ouch Awards finalists, and there is advice on how to deal with grief in today’s Mindboosters. Meanwhile, over in the Emergency Department, Jessica has hurt her neck, while George has been bitten by a horse.

There’s a tug of war in today’s lab as the doctors show the incredible strength of your ligaments. Dr Xand meets a dad and his son making bionic hands in their living room, we catch up with Ouch Patients Amelia and Finn, and our Ouch babies, for the last time. And, can you spot the disappearing head in Mindbenders? Meanwhile, over in the Emergency Department Thomas has had a nasty fall from a swing and Roman has cut his chin playing tag.

Dr Chris puts Dr Xand inside a giant water balloon to show how viruses attack our bodies, there’s a final instalment of Ouchology and Dr Chris discovers how the shape of your ears enables you to hear. There are more mind-boosting tips and we meet our final three Ouch Awards finalists who have shown great personal courage. Meanwhile, over in the Emergency Department Eva is having trouble with her eczema and Demi receives treatment for a burn.

Join the doctors for a special episode as they revisit with Ouchers from across the last seven series to find out how they are doing now. We revisit Matthew, who had a cochlear implant enabling him to hear four years ago, as well as Ouch Patients Ruby and Bolu, to see how their leukemia and sickle cell anemia treatments are going. We find out if Declan made it back to diving competitions after breaking his leg a year ago and discover how much taller David has grown thanks to his ilizarov frame.

The Ouch Awards returns, celebrating children across the UK who have shown incredible courage and bravery dealing with illness, caring for others and saving lives. We reveal the winners of the four categories as the doctors surprise them at home, take them on a special day out and award them with their prizes and special Ouch! stethoscope.

The doctors investigate food and poo to show you why it is important to know what you are eating and look after your body!

Dr Chris, Dr Xand and Dr Ronx explore the science behind the current Coronavirus pandemic, answering all your questions along the way about why the outbreak occurred, what the virus does to your body, and how patients are being treated. While Dr Xand has been unwell at home with Coronavirus symptoms, Dr Ronx tells us how her emergency department have been caring for patients. Meanwhile, Dr Chris finds out about the latest advancements with a vaccine, and an exciting medical collaboration with Formula One to create ventilators for hospitals. And Mini Xand is joined by Mini Chris and Mini Ronx to give you some top entertainment tips for staying at home.

Dr Chris and Dr Xand have brought their lab into Xand’s kitchen! In today’s episode, the doctors look at bones, and show you an experiment to make them bendy.

Dr Chris and Dr Xand measure lung capacity.

Dr Chris and Dr Xand show how to put your taste buds to the test.

Dr Chris and Dr Xand show how to test the power of snot in today’s experiment.

Dr Chris and Dr Xand show you the importance of a good healthy poo in today’s experiment.

Dr Chris and Dr Xand show you how bacteria makes you break wind in today’s experiment.

Dr Chris and Dr Xand show the power of membranes in today’s bouncy egg experiment.

Dr Chris and Dr Xand show you how to find fingerprints at home in today’s experiment.

Dr Chris and Dr Xand show you how to find your blind spot in today’s eye experiment.

Dr Chris and Dr Xand show how to make rice dance with a soundwave in today’s experiment.

The Operation Ouch doctors bone up on everything about your amazing skeleton.

In this special themed episode, the Operation Ouch! doctors explore the incredible human digestive system, from showing everything on the food journey from your mouth to your bum, to asking why poo is brown.

In this special themed episode, the Operation Ouch! doctors explore the incredible human ears, showing everything from what they look like inside, to how your eardrums send sound waves to your brain and why you need sticky ear wax.

In this special themed episode, the Operation Ouch! doctors explore the incredible human eye, showing everything from what yours are made of, to how they enable you to see and why you need tears.

In this special themed episode, the Operation Ouch! doctors explore your incredible teeth, showing everything from why they’re all different shapes to what happens if you knock a tooth out and why you definitely want to get rid of plaque.

A giant crane experiment, a brilliant body and some massive snotting in this episode! The doctors reveal the incredible discs that protect your spine and Dr Chris goes for a row. We meet the personal courage Ouch Awards nominees, plus there’s a cut knee and head in the Emergency Department.

Dr Chris dresses up as a giant tongue in the lab and our Ouch Babies celebrate their first birthdays! We meet the first of our amazing new Ouch Patients and show you what to do if someone falls in first aid. And find out what happens in the emergency department after Lucy got knocked over by a car.

The doctors go head to head in a baking competition to show why your neck needs to twist! There are questions galore from the wards in Ouch & About, Dr Xand meets a scorpion with medical skills and in the Emergency Department, one patient has injured their ankle, while another has burnt their hand.

The Doctors find out what fear does to your body with a supersized balloon pop. And find out what makes our Ouch Babies laugh!

The doctors attempt an experiment of superhero proportions to show why your ribcage is the perfect design. Ouch Patient Indie tells us about life with congenital glaucoma, and Dr Xand finds out how 3D printing is helping surgeons perform tricky operations. Meanwhile, in the emergency department, one patient has a rock in their ear and another has swallowed a coin!

The Doctors take a dip in a jelly pool to show how the cells in your body work! We find out how to deal with a head injury in First Aid, and discover why babies need more sleep than Dr Xand in Ouch Baby! In the Emergency Department, one patient has a badly broken toe, while another has a fractured arm.

There’s a gooey green mess in the lab as the Doctors explain how bile digests fat, and there’s a serious case of snotting in Ouchology! Dr Chris finds out how scientists are making a new vaccine to help the Covid-19 pandemic, and there is a broken wrist and dislocated shoulder in the emergency department.

The Doctors reveal how to train your brain as two families compete in a memory challenge. Dr Xand investigates the differences between human and animal babies as we meet a very special elephant calf, and say hello to Ouch Patient Evie, who has a blood disease called aplastic anaemia. In the emergency department, one patient has cut their leg on glass, and another has broken their wrist.

There's a pong in the lab as the Doctors reveal the special part of your brain that helps you smell. And we meet snowboarding Brilliant Body Aimee Fuller.

Why is Dr Xand dressed as a bird in the lab? Find out why you blink in today’s experiment, and discover why babies walk differently to you in Ouch Baby. We meet three more lifesaving Ouch! Award nominees, and in the Emergency Department, one patient has been injured mountain biking, while another ran into a lamppost!

The Doctors hit the road in the Ouch Taxi to surprise the winners of the third Ouch! Awards. Find out how Dr Chris and Dr Xand do as they join the four inspirational heroes for their prize day treats - from tank driving to sailing, and go karting to Afrobeats dancing, they have their work cut out!

In this episode, the doctors look at vomit and show you how to make a sick vomit factory!

In this episode, the doctors examine reactions and show how you can use your senses to test your reaction times!

In this episode, the doctors examine the heart and show you how to make your own pumping heart model.

In this episode, the doctors look at what causes spots and show you how to make gunky edible spot cakes to squeeze and eat!

In this episode, the doctors break down blood and demonstrate how to make an amazing blood lava lamp!

In this episode, the doctors unravel DNA and show you how to extract it from your saliva!

In this episode, they check out why we need iron and show you how to search for it in your cereal!

In this episode, the doctors look at body fat and show how it can keep you warm.

In this episode, the doctors look at the bladder and show you an experiment to make your own wee machine!

In this episode, the doctors follow the movement of water in your cells and show you an experiment to make an egg fountain.

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The Doctors have a giant nail in the lab to show how your nails are made. But what happens if you stub your toe, don’t eat enough veg, or get a fungal infection?

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The doctors put the strength of human hair to the test and find out what makes different colours and types of hair.

How do you see in colour? And how can your eyes see in the dark? Time for Dr Xand to become Night Vision Man! We’ve taken over the school and even bumped the head teacher out of their office to answer your medical questions in Ouch & About. We bend your minds with a new trick in mindbenders and, in an Ouch! first, we see a camera go inside Dr Chris’ lungs! Meanwhile in the Emergency Department patient, Zona, has a super swollen knee and James has swallowed a magnet! Look out for today’s British Sign Language sign – it is ‘rainbow’.

The doctors reveal the power of mighty mucus in keeping bacteria and air particles out of your airways. And in the emergency department, Maisie has a bead stuck up her nose!

There’s flamenco dancing in the lab as the doctors take a look at fat pads in your feet. And find out what to do if someone falls from height.

George the tree frog joins the doctors to investigate how your Achilles tendon works using huge catapults! And there is a suspected spider bite in the emergency department.

The doctors investigate which part of the body heals the fastest, mouth or knee! Meanwhile, in the emergency department, Sophie has a screw in her foot!

Find out why the human body is mostly made of water as the doctors investigate the hypothalamus, the amazing part of your brain that keeps you hydrated.

The doctors reveal that your liver is an enormous energy storage system and join Lilia for an amazing operation on her brain.

The doctors supersize the alveoli, the tiny air sacs inside your lungs. And it's fingers on buzzers in Ouchology - who will get snotted?

The doctors investigate how your lungs move, with the help of a huge water slide! And today’s British Sign Language sign is ‘dinosaur’.

The doctors put the acoustic reflex to the test with an enormous balloon, and a serious case of snotting awaits the loser of today’s Ouchology.

The doctors reveal how the human brain creates maps to prevent getting lost.

The hunt is on for grossest thing ever seen on Operation Ouch!

Three, two, one, blast off! Dr Chris and Dr Xand explore what happens to the human body in space, tackling the big body questions on everyone’s lips - what happens to your snot when you sneeze, do you really get taller, and how do you poo and wee in zero gravity? Find out as Dr Chris boards an unusual flight to experience being weightless and Dr Xand meets a real astronaut. Also, discover the amazing exercise machine that will change lives for astronauts and people on earth alike.

The doctors are talking cancer and answering all the big questions: What is it? Why do people get it? How can it be treated? And how can you help someone going through it?

The doctors celebrate as the NHS turns 75. They award Ouch Hero medals in the hospital, hear Ouchers’ big NHS stories and travel through time!

Things get explosive when Dr Chris and Dr Xand look at how spots are made, plus an incredible emergency service at work in Australia: the Flying Doctors.

Find out how fast your nerves work in a snotty experiment that sees Dr Xand blow a fuse, and the Cupboard of Everything is time travelling to a very smelly Victorian street!

Dr Xand gets in a spin to show you why you get dizzy, the Flying Doctors help a new baby in Australia and Dr Raph takes an icy dip when he meets a Brilliant Body who swims in the Antarctic.

A world champion whistler pops in to help the doctors whistle - and even Billy Bones joins in!

The Operation Ouch! 3D cinema is open! But how do you see the world in three dimensions? Find out as the Doctors reveal the incredible eye muscles that control how you focus on things close-up and far away.

Herman the mantis shrimp is in the lab to help the doctors explain how your incredible body not only makes crystals in your bones and teeth, but also stops them from doing damage in your kidneys.

Dr Chris and Dr Xand look at the cool bit of body kit that sucks your tears away when you cry! The Ouchologists quiz the Doctors in today's dose of Ouchology, but who will get snotted?

There's a snot-tastic dose of Ouchology when the doctors face tough medical questions, and a VIP guest is due in the lab but with a long list of requests, will the Doctors be ready for their arrival?

Dr Chris finds himself in an uncomfortable spot as he goes head-to-head with Dr Xand in a man v monkey contest to show you the power of your pelvis!

The Doctors are Ouch & About ready for your medical questions, and Dr Xand turns fire juggler to reveal your secret sense - proprioception. But will Chris notice that something's up?

There's a pong or two in the lab as the Doctors discover how your sense of smell can bring back happy memories.

Dr Xand has broken the rules and snuck a marble run into the lab but will Dr Chris notice in today's blood pressure experiment?!

Dr Xand is shocked when Dr Chris suggests making pizza in the lab! But little does he know, he's about to have his arms set in plaster as the Doctors reveal how your elbows work.

It's superhero time as the Doctors' alter-egos go into battle to show the secret powers of your skin, which uses Vitamin D from the sun to make your bones strong!

Dr Chris and Dr Xand investigate whether farts could power a rocket, and Gladiator Dynamite tests Dr Dan and Dr Raph’s dunking skills in an epic Body Battle!

The doctors investigate noisy tummy rumbles and share the Top 5 Bizzare-est Body Parts You Never Knew You Had! Meanwhile, Dr Chris looks at the reality of fake organs.

What would it look like if a lifetime’s worth of tears fell in one massive drop? Dr Xand does a poo for the benefit of science, and minds are bent by street artist Xandsy!

Dr Xand has been recording his farts - why do they sound so different? And it's time to meet two brilliant new Ouchers!

How are bogies made? With the help of a supersized nose, the doctors make their own! Dr Ronx is on a busy hospital shift, and Gladiator Dynamite kicks off a foot body battle!

The doctors test how strong stomach acid really is, and will it be Dr Chris, Dr Xand or Dr Ronx who gets snotted in Ouchology?

The smell of Dr Xand’s pongy feet takes over the lab, so the doctors investigate. Dr Dan and Dr Raph work their quads with Gladiator Dynamite, and find out where the ginglymus is located.

There’s a mega-snotting in Ouchology, and the doctors are in the lab testing how strong teeth are.

Gladiator Dynamite puts Dr Dan and Dr Raph’s core muscles to the test, Dr Chris shoots hoops with a basketball dunking champ, and Dr Ronx is lifted into the air by finger power!

The doctors become pesky viruses, but can they beat the body defenders? And we’re off to Australia to check in on the Flying Doctors.

How do you know when you need a wee? The doctors find out in the lab! An optical illusion turns Dr Xand’s face green in Mindbenders, and we check back in on the Ouchers.

Dr Xand arm wrestles the world’s strongest woman to help find out how muscles grow. And the doctors reveal the Top Five Bizarre Things Your Body Can Do!

Gladiator Dynamite keeps the peace as doctors Dan and Raph work their chests. Meanwhile, Dr Chris and Dr Xand find out why blood tastes like metal!

Dr Xand tries to sleep standing up, then finds out how virtual reality can help in surgery. Doctors Chris and Xand count down five things that make the skin crawl!

Dr Chris gets a soaking in the lab, and picking a shade of purple leaves people gobsmacked in Mindbenders. And who will get snotted in Ouchology?