Dr Chris and Dr Xand van Tulleken experiment and explore their way through the fascinating world of medicine and biology.
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Dr Chris trains as a nurse on a ward full of robotic patients.
The doctors reveal how far your heart can pump blood.
The doctors reveal what comes out of your mouth when you cough.
The doctors reveal how you taste with your nose as well as your tongue.
The doctors fill their bladders to show what happens when you go for a wee.
The doctors try to trick their body temperatures.
Dr Chris meets a man with a bionic eye.
The doctors set fire to food, all in the name of science.
Dr Chris is out with the emergency services helping a man with chest pain.
Dr Chris and Dr Xand demonstrate what to do if someone chokes.