Operation Ouch!

What Happens When You Don't Brush Your Teeth?

The doctors reveal what lurks inside the plaque bacteria on your teeth; Dr. Chris uses a remote control car powered by h

Can Robots Vomit?

The doctors meet Larry the vomiting robot to show the power of puke, and Dr Xand goes on an urgent mission on a motorbik

I Spy With My ENORMOUS Eye!

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 h

What’s the Deal With Swallowing?

Dr Chris uses a tiny camera to reveal what happens in his throat when he swallows food, and Dr Xand enters a special cha

Episode 5

The doctors take a closer look inside their ears to prove how earwax has a really important job to do, and Dr Xand meets

Snot is Spectacular!

The doctors look at the awesome work that goes on inside the liver, and Dr Chris extracts snot from members of the publi

How to be Invisible…on the Inside!

The doctors prove that we all have invisible ink inside our bodies, and Dr Xand sees head lice removed from someone's ha

A Stomach Full of Laughs

The doctors use real stomach acid to do an experiment to reveal how the digestion process starts. Also, Dr Chris proves

The Dog Who Saves Lives

The doctors show that your breath is just as unique as your fingerprints, and Dr Chris goes behind the scenes of medical

We Love Operation Ouch!

Dr Chris and Dr Xand show you an awesome body trick to amaze your friends with, and reveal another way your brilliant bo

Goes Back in Time

Dr Chris and Dr Xand turn back the clock and look at what medicine was like in the First World War. They meet a Paralymp

Flaming Farts

The doctors reveal how much power there is in your farts. Also, Dr Chris trains as a nurse on a ward full of robotic pat

We Heart The Heart

The doctors reveal how far your heart can pump blood, Dr Xand meets a life-saving dog, and in Ouch & About Dr Chris is i

Whats In A Cough

The doctors reveal what comes out of your mouth when you cough, Dr Xand gets a front-row seat at a life-changing operati

My Blue Skull

The doctors reveal how you taste with your nose as well as your tongue. Dr Xand is on call with the emergency services,

Why Do We Wee

The doctors fill their bladders, quite literally, to show what happens when you go for a wee. Dr Chris meets a robot tha

Whose Lying Here

The doctors try to trick their body temperatures, the ouch-mobile is open for more intriguing medical mysteries, and Dr

Bionic Eyes And Body Cheese

The doctors make an unusual type of cheese with Xand's body bacteria, find out what to do if someone breaks their leg in

Don't Try This At Home

The doctors set fire to food, all in the name of science! Dr Xand goes to an asthma clinic, and in Ouch & About, the ouc

Episode 9 A Body Full of blood

The doctors get competitive in a race to reveal what happens when blood vessels get blocked, Dr Xand goes for some physi

The Bits That Make You Scream Ouch!

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 d

How Your Nerves Work

Dr Chris and Dr Xand reveal the surprising secret behind the speed of your nerves, Dr Xand finds out what happens if you

Can I Borrow Some Of Your Blood

In this episode, the doctors reveal where your blood comes from, Dr Chris meets a patient undergoing life-changing brain

Who Stole The Milk

With the help of opera singer Lucy O'Byrne, the doctors reveal the hidden muscle that makes you breathe. Dr Xand heads t

What's in your Diarrhoea?

The doctors reveal what happens when you get diarrhoea, Dr Xand gets his skates on when he meets Alexia and Kloe from CB

The Big Skin Mystery

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 ta

Superhero Kidneys

The doctors look at your kidneys and reveal how these amazing cleaning machines work. The ouch-mobile is open for more i

Fire in the Lab!

The doctors find out what happens when you eat with the help of a miniature Xand doll, test your ears and eyes in a baff

Before You Were Born

The doctors reveal the amazing organs that keep you alive before you're born. Dr Xand meets patients undergoing treatmen

Best Of...

The doctors choose some of their favourite moments including an experiment to find out what happens when you cough and a

Don't Panic About Puberty (Special)

In this special episode, Dr Chris and Dr Xand take a look at what happens to your body, and why, when you reach puberty.

Bendy Bodies

The doctors reveal what makes you flexible as they test the incredible strength of a tendon to the max, and they find ou

Ear We Go!

The doctors reveal how your eardrum works to enable you to hear, and they find out how tough it is to be hospital radio

Bendy Cool Cartilage

The doctors reveal how important cartilage is to your body with the help of a suit of armour, and they find out what it

Awesome Oxygen

The doctors reveal why your body can't survive without oxygen for more than three minutes, and they find out what it's l

Super Saliva

The doctors reveal how amazing your saliva is, and they find out why the hospital's maintenance team work with birds of

Extraordinary Eyes

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

Germ-Fighters

The doctors reveal the amazing army of germ-fighters that make up your immune system, and they find out just how difficu

Big Burps!

The doctors find out why we burp and even manage a world-first when they film Dr Xand burping from the inside. They also

Pancreas Power

The doctors reveal the amazing job your pancreas does to keep your blood sugar levels in check, and they find out what i

Jaw-Dropping Jaws

In the last episode of the series, the doctors reveal the amazing strength of your jaw, and they see if they can take th

Jaw-Dropping Joints

Dr Chris and Dr Xand show how incredible the human body is. The doctors crush a car to reveal the secret of the special

Extraordinary Ears

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

Super Sensory Neurons

The doctors take a dip in the sea to reveal how your sensory neurons detect when something is hot or cold, and they find

Colossal Coughs

The doctors reveal how big your lungs would be if they were laid out flat and why you need to cough, and in Operation Ta

Terrific Teeth

The doctors reveal why you need differently shaped teeth to eat your food safely - by wearing some very strange gnashers

Exceptional Eyebrows

The doctors investigate why we need eyebrows, and in Operation Takeover they find out just how tough it is to work in th

Mind-Boggling Brains

Dr Chris and Dr Xand reveal how your brain enables you to learn new things with the help of three human "samples" from t

Marvellous Valves

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

Gob-smacking Growth Plates

Dr Chris and Dr Xand reveal how your bones grow to make you taller, while in Operation Takeover they take on the role of

Sensational Sphincters

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

Super Strong Skulls

Dr Chris and Dr Xand reveal how your skull protects your brain, and they are thrown in at the deep end when they find th

Tremendous Tears

Dr Chris makes Dr Xand cry to demonstrate how your amazing body makes different types of tears to protect your eyes in d

Flabbergasting Favourites

In the last episode of the series, the doctors have picked out some of their favourite moments - get ready to see just h

Mental Health Special

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

What Makes You, You?

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! Fin

Why Do Bones Break?

The doctors balance a whole room’s worth of furniture on four leg bones to show you how super strong your skeleton is,

What Makes You Go Yuck?

Are you squeamish? Find out why in today’s lab experiment, and get ready to get moving in Investigation Ouch! The doct

Don't Pick Your Scabs!

Dr Xand goes underwater to show how your blood clots, and Dr Ronx finds out how echolocation – an amazing navigation t

Why Is Your Poo Brown?

What makes your poo brown? Find out in a new lab experiment, and meet another brilliant body when Dr Xand discovers the

How to Grow A Brain

The doctors reveal the turbinates – three incredible bones in your nose that warm up your snot so you can breathe clea

What Thumbs Are For

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 Your Reflexes Can Save You

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 o

Why is Sweat Salty

Dr Chris and Dr Xand reveal how salt is the magic ingredient that enables you to sweat in a lab experiment, and Dr Ronx

Get Your Body Moving!

Dr Chris and Dr Xand are in the lab to show the incredible barrier that keeps your brain safe, and they’ve made a musi

Why Are Some People Faster Than Others?

The doctors reveal the incredible bit of body kit that keeps you balanced – your vestibular system, and find out what

Is My Body Electric?

Dr Chris and Dr Xand reveal how your brain controls your body in a lab experiment, and Dr Ronx finds out how learning pe

The Body Roadtrip!

Join the doctors for a journey around the human body as they look at their favourite bits from your head to your toes. F

The Ouch! Awards

In this special episode, Dr Chris and Dr Xand reveal the winners of the first ever Ouch Awards. Celebrating children acr

The Life Fix

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

We're Having a Baby

The doctors find themselves in a crazy race as they explore the special bones in your feet, followed by a look at the fa

Doctors Face Off

Dr Xand invents a facial-recognition system to keep his twin out of the lab, there is a brand new quiz putting the docto

There's a lizard in the lab

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

Loud, LOUD, LOUDER!

Dr Xand has created a thunder tube to show you how your vocal tract makes your voice loud, meet Brilliant Body Anoushé

What Are Vaccinations For?

Find out why Dr Chris is giving Dr Xand a vaccination in the lab, and why getting vaccinated yourself can help protect y

Slime, Snot and Bogies

For today’s lab, Dr Chris challenges Dr Xand to beat Dougie the dog in a race, showing you how your shoulders work. Th

Flexible Arms and Triple Jumping

Dr Chris challenges Dr Xand to beat Dougie the dog in a race for today's lab, showing how your shoulders work. The docto

Knobbly Knees and What They Are For

Can you wobble your kneecaps?! Find out why and what you need them for in today’s lab. Plus, meet three amazing Big He

Your Brilliant Brain and Sparky Signals

Dr Xand gets stuck to a wall in an experiment showing how your brain tells your muscles to move! Dr Ronx and Dr Chris ar

All Hail King Xand

Dr Xand takes to the throne when Dr Chris sets him the impossible task of being Mini-Xand’s pituitary gland. Things ge

It's a Tug-O-War!

There’s a tug of war in today’s lab as the doctors show the incredible strength of your ligaments. Dr Xand meets a d

Virus Alert!

Dr Chris puts Dr Xand inside a giant water balloon to show how viruses attack our bodies, there’s a final instalment o

What Happened Next?

Join the doctors for a special episode as they revisit with Ouchers from across the last seven series to find out how th

The Ouch! Awards 2

The Ouch Awards returns, celebrating children across the UK who have shown incredible courage and bravery dealing with i

Food, Poo and You

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

Bones

Dr Chris and Dr Xand have brought their lab into Xand’s kitchen! In today’s episode, the doctors look at bones, and

Lungs

Dr Chris and Dr Xand measure lung capacity.

Taste

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

Mucus

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

Poo

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

Bacteria

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

Membranes

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

Fingerprints

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

Eyes

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

Hearing

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

Skeleton

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

Digestion

In this special themed episode, the Operation Ouch! doctors explore the incredible human digestive system, from showing

Ears

In this special themed episode, the Operation Ouch! doctors explore the incredible human ears, showing everything from w

Eyes

In this special themed episode, the Operation Ouch! doctors explore the incredible human eye, showing everything from wh

Teeth

In this special themed episode, the Operation Ouch! doctors explore your incredible teeth, showing everything from why t

Virus Alert!

Dr Chris, Dr Xand and Dr Ronx explore the science behind the current Coronavirus pandemic, answering all your questions

Your Super Spine

A giant crane experiment, a brilliant body and some massive snotting in this episode! The doctors reveal the incredible

Stick Your Tongue Out!

Dr Chris dresses up as a giant tongue in the lab and our Ouch Babies celebrate their first birthdays! We meet the first

Dr Scorpion

The doctors go head to head in a baking competition to show why your neck needs to twist! There are questions galore fro

You’re Having a Laugh!

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

Superhero Ribs

The doctors attempt an experiment of superhero proportions to show why your ribcage is the perfect design. Ouch Patient

Doctor Alert!

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 inju

Snot, Snot, Snot!

There’s a gooey green mess in the lab as the Doctors explain how bile digests fat, and there’s a serious case of sno

How to Train a Brain

The Doctors reveal how to train your brain as two families compete in a memory challenge. Dr Xand investigates the diffe

Stinky Dr Xand!

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

Blink And You'll Miss It!

Why is Dr Xand dressed as a bird in the lab? Find out why you blink in today’s experiment, and discover why babies wal

The Ouch Awards 3!

The Doctors hit the road in the Ouch Taxi to surprise the winners of the third Ouch! Awards. Find out how Dr Chris and D

Vomit

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

Reaction Times

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

Heart

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

Spots

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

Blood

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

DNA

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

Iron

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

Fat

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

Urine

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

Osmosis

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

Tenth Birthday

Poo-Tastic!

Eyeball Extravaganza!

Bum Power

Your Heartbeat

Nailed It!

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

Extraordinary Energy

Guts Galore

Speedy Enzymes

Brilliant Body Temperature

Mighty Muscles!

Blood Super-Highway

Battle of the Blood Cells

The Ouch! Awards 4

It's Hairy!

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

How Can You See in the Dark?

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 ta

Magnificent Mucus

The doctors reveal the power of mighty mucus in keeping bacteria and air particles out of your airways. And in the emerg

Mind you Don't Fall!

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 so

Tendon Take Off!

George the tree frog joins the doctors to investigate how your Achilles tendon works using huge catapults! And there is

Mouth v Knee

The doctors investigate which part of the body heals the fastest, mouth or knee! Meanwhile, in the emergency department,

You're Mostly Made of Water!

Find out why the human body is mostly made of water as the doctors investigate the hypothalamus, the amazing part of you

Explosive Energy!

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

Fingers on Buzzers!

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

It's a Lung Slide!

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

Earmageddon!

The doctors put the acoustic reflex to the test with an enormous balloon, and a serious case of snotting awaits the lose

Heroic Hippocampus

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

Totally Gross!

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

Operation Ouch! Does Space

Three, two, one, blast off! Dr Chris and Dr Xand explore what happens to the human body in space, tackling the big body

Let's Talk About Cancer

The doctors are talking cancer and answering all the big questions: What is it? Why do people get it? How can it be trea

Fat-Busting Bile

Super Sensitive Skin

Invisible Ink

Eye Gunk

Eggy Teeth

The Kneecap Challenge

Stretchy Shrinky Hair

Itchy Crusty Scabs

Eye Popping

Squidgy Stomach

Explosive Spots!

Things get explosive when Dr Chris and Dr Xand look at how spots are made, plus an incredible emergency service at work

Feeling Nervous!

Find out how fast your nerves work in a snotty experiment that sees Dr Xand blow a fuse, and the Cupboard of Everything

In a Spin!

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

Snot-Tacular!

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

Eyeball Action

The Operation Ouch! 3D cinema is open! But how do you see the world in three dimensions? Find out as the Doctors reveal

Cracking Crystals

Herman the mantis shrimp is in the lab to help the doctors explain how your incredible body not only makes crystals in y

Don't Cry This at Home

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

Who's Getting 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

Man V Monkey

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 y

Ask Us Anything!

The Doctors are Ouch & About ready for your medical questions, and Dr Xand turns fire juggler to reveal your secret sens

What a Pong!

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

Rules are Rules!

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

No Eating in the Lab!

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

We Are Superheroes!

It's superhero time as the Doctors' alter-egos go into battle to show the secret powers of your skin, which uses Vitamin

Happy Birthday NHS!

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

Fart Rocket!

Dr Chris and Dr Xand investigate whether farts could power a rocket, and Gladiator Dynamite tests Dr Dan and Dr Raph’s

Tummy Rumble-tastic!

The doctors investigate noisy tummy rumbles and share the Top 5 Bizzare-est Body Parts You Never Knew You Had! Meanwhile

Teardrop Explodes!

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

Bum Noises!

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

Crusty Bogies!

How are bogies made? With the help of a supersized nose, the doctors make their own! Dr Ronx is on a busy hospital shift

The Acid Test!

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

What a Stinker!

The smell of Dr Xand’s pongy feet takes over the lab, so the doctors investigate. Dr Dan and Dr Raph work their quads

Snot, Snot, Snot!

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

Slam-Dunk Dynamite!

Gladiator Dynamite puts Dr Dan and Dr Raph’s core muscles to the test, Dr Chris shoots hoops with a basketball dunking

Rhinovirus Attack!

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

When You Need to Wee!

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 i

Mega Muscles!

Dr Xand arm wrestles the world’s strongest woman to help find out how muscles grow. And the doctors reveal the Top Fiv

Body-Battling Gladiator!

Gladiator Dynamite keeps the peace as doctors Dan and Raph work their chests. Meanwhile, Dr Chris and Dr Xand find out w

No Sleeping in the Lab!

Dr Xand tries to sleep standing up, then finds out how virtual reality can help in surgery. Doctors Chris and Xand count

Soaked to the Skin!

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