Shitty Food Porn

I mean, there are absolutely tons of diets and eating patterns that absolutely will harm the person eating them...

... And if you are regularly encouraging or induldging in that kind of diet among impressionable people, like children, that may transfer to them as normal/acceptable.

Also I guess if you are cooking/eating something that has particularly aerosolized ingredients or elements that other people are allergic to or just find incredibly repulsive, you might cause other people to vomit or have an allergic reaction.