Grade levels: Upper Elementary (4-6)

The Doctors head into the lab with a pig bladder and an ultrasound machine to show us how much liquid your bladder can hold and how you empty it with the micturition reflex.

In “Ouch & About,” the Doctors go mobile in the Ouch Mobile. Dr. Xand meets a girl with blepharitis and a boy with a hypopigmented birthmark, while Dr. Chris explains why hair doesn’t grow back on scars and why your funny bone tingles when you bump it.

Plus, Dr. Chris investigates how robots are used in hospitals for tasks like getting rid of tumours, we learn the proper First Aid for hypothermia, and Dr. Chris goes on call with emergency services.

In Accident & Emergency, one patient has a sausage finger after slamming it in a car door and another has swallowed a coin.

The Doctors head into the lab as their alter egos, Captain Cryogenic and Dokter Warm, to illustrate how your body works to maintain a constant core body temperature.

In “Ouch & About,” the Doctors go mobile in the Ouch Mobile. Dr. Xand meets a girl with a large compound melanocytic nevus (a large mole) under her watch and an “outie” bellybutton, while Dr. Chris explains why we get “pins and needles” sensations and why we sometimes get a stitch when we run and how to prevent it.

Plus, Dr. Xand investigates how his face reacts when he lies, we learn the proper First Aid for someone who has knocked out a tooth, and Dr. Chris goes on call with emergency services.

In Accident & Emergency, one patient has a rather gruesome cut on his leg from a bicycle accident and another patient has a sore tummy.

The Doctors head into the lab to show us why it’s important to brush our teeth every day, then they head into the kitchen to show us the proper First Aid for a minor burn.

Also, Dr. Xand visits the podiatrist to get some verucas removed from his foot while Dr. Chris investigates how scientists at the Bristol Robotics Laboratory are turning urine to create electricity.

In Accident & Emergency, one patient has a screw up his nose and another has a deep gash on her chin.

We also meet a man with hypertrichosis, learn a body trick that will easily prevent your friend from bending down to pick something up off the floor, and the Doctors show us how our broken bones repair themselves.

The Doctors head into the lab to explain why we puke and show us what happens in your body when you vomit, then they head to the park to show us the proper First Aid for a splinter.

Also, Dr. Chris meets three brothers who all have hemophilia while Dr. Xand hops on a motorcycle in the middle of the night to help deliver some urgently needed blood to a hospital.

In Accident & Emergency, one patient has some serious scrapes from a mountain bike accident and another hurt his finger during a game of football with his Granddad.

We also meet a very flexible man known as “The Twister,” learn a body trick that will make you appear to levitate, and the Doctors show us how our skin repairs itself when we get a cut.

The Doctors head into the lab where Dr. Chris uses a digital opthalmoscopic slit lamp to get a really close look at Dr. Xand’s eye and show us how it reacts to changing levels of light. They also cut up an eyeball to show us what’s inside. They then head to the park to show us the proper First Aid for a bump on the head.

Plus, Dr. Xand goes to the hospital pool with a boy with arthritis for some hydrotherapy while Dr. Chris investigates why we have body fat, how it is measured, and why too much body fat is unhealthy.

In Accident & Emergency, one patient has a mysterious rash and another has an infected finger.

We also meet a man with a very strong neck, learn a body trick that will make your friends think they’re falling through the floor, and the Doctors show us how our body heals itself after a burn.

The Doctors head into the lab where Dr. Xand shoves a trans-nasal oesophagoscopic camera up Dr. Chris’s nose and down his throat to show us how the epiglottis prevents the things you swallow from ending up in your lungs. They then head to the bathroom to show us the proper First Aid for a nose bleed.

Plus, Dr. Xand visits a sensory deprivation chamber to show us what happens to your brain when your senses are hampered.

In Accident & Emergency, one patient has a very swollen ankle and another has a ripped ear lobe.

We also meet a man who can contort his face into some amazing expressions, learn a body trick that will prevent your friends from controlling their fingers, and the Doctors show us why bruises happen.

The Doctors head into the lab to show us what ear wax is and why we have it. They then head to the park to show us the proper First Aid to treat a sting.

Plus, Dr. Xand investigates how doctors create replacement body parts out of bioplastic.

In Accident & Emergency, one patient has swallowed a hair clip and another may have broken her toe when she got her foot stuck in a chair.

We also meet a chap with an incredibly bendy body, learn why it’s so hard to not lick sugar off your lips, and the Doctors show us shy it’s so easy to get a nose bleed and how your body heals one.

The Doctors head into the lab where they use a liver to show us how enzymes break down the food you eat into the chemicals your body can use. They then take a walk down the street to show us the proper First Aid to treat a bruised foot.

Plus, Dr. Chris collects snot samples from random people in the city and at the seaside to investigate how our snot helps protect our lungs from air pollution and what happens inside our lungs when we breathe in too much pollution.

In Accident & Emergency, one patient has a sore fat lip that may be the result of a food allergy and another needs surgery on his nose after a collision during a football game.

We also meet a woman who can pull a car with her hair, learn why it’s so hard to not lick sugar off your lips, and the Doctors show us how your body heals a sprain.

The Doctors head into the lab with some special lights to show us that some things in our body shine or glow brightly due to fluorescence and how you can write secret messages using your wee. They then head to the park to show us how to warm your muscles up before playing a game of football and the proper First Aid for a whack on the eye.

Plus, Dr. Chris visits the Speech Therapy Clinic where a girl is learning how to speak after many surgeries to repair her cleft palate. Meanwhile, Dr. Xand investigates why head lice like our heads so much and how to get rid of them and then visits and entomologist to investigate some of the other things that like to live on and in our bodies.

In Accident & Emergency, one patient has a pencil stuck in her ear and another has a cut on her head.

We also meet identical quadruplet sisters and the Doctors show us how your body fights back against spoiled food.

The Doctors head into the lab where they use a sheep’s stomach to demonstrate just how much your stomach can expand when you eat a big meal and how the acid produced by your stomach’s parietal cells breaks down the food you eat. They then head into the living room to show us the proper First Aid for treating a carpet burn.

Plus, Dr. Xand visits the orthodontist’s office to see how braces are installed and how they work, then he observes a surgery to remove excess teeth. Meanwhile, Dr. Chris investigates how our cochlea work and how they can be damaged by loud noise or just naturally damaged as we age. He then takes a hearing test with a young boy to see who has better hearing.

In Accident & Emergency, a patient with polyostotic fibrous dysplasia has yet another broken bone and another has a hole in his head after a bicycle accident.

The Doctors also explain why we get blisters and how to prevent them.