When disgust helps avoid infection

Does the idea of eating something like balut (foetal duck in the egg) gross you out? Listen to your gut, it might be saving you from an infection. — Filepic

Eww, gross! There’s no need to feel there’s something wrong with you if you recoil when foodie friends talk about the interesting and exotic delicacies they’ve tried, such as still-beating cobra hearts, soft-boiled foetal duck, or even the more banal chocolate-covered crickets.

And you don’t need to change – in fact, these reactions could keep you healthy.