Can you guess which of these amazing facts Operation Ouch! has in store for you?

a) That in your lifetime you'll spend a whole year on the toilet

b) That you shed at least 30,000 skin cells every day

c) That the biggest muscle in your body is in your bum

ANSWER: All three of course!

Join Dr Chris and Dr Xand as they take a tour of YOUR BRILLIANT BODY!

Find out the incredible things your body can do, test your gross-out knowledge and try out cool body tricks at home.