Funnily enough, after my editor sent me these three books to read, my guts started playing up. Suddenly, food seemed to go straight through me. At first I wasn’t bothered, but when it didn’t get any better I began to worry. I went to see my doctor. She told me to bring her a piece of poo to see if they needed to stick a camera up my bum. I realise this is probably the last thing you want to know, but that’s the whole point about the gut: no one wants to talk about it, or even think about it, until something goes wrong.
These books set out to break this taboo, and they’re full of fascinating things I didn’t know. I had no idea that reading about crapping could be so absorbing. It brings a whole new meaning to the term ‘toilet book’. These toilet books vary in tone and content but they all share the same central premise: we may think digestion is disgusting but that doesn’t stop it being interesting.

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