Do you ever think about your body and how it all works? Like really properly think about it? The human body is extraordinary and fascinating and, pretty weird.

Yours is weird, mine is weird, your maths teacher’s is even weirder.

Adam Kay is the author of the book Kay’s Anatomy and he's going to tell you what’s actually going on in there, and answer the really important questions, like: Are bogeys safe to eat? Look, if your nose is going to all that effort of creating a snack, the least we can do is check out its n