If heat kills bacteria, why does cooking and eating expired food still make you sick

Question

Surely the bacteria that grew after the expiration date will have been killed in the cooking process?

In: 15

Answer 1

If theres mice in you room, but you kill them would you be fine with keepign them there and them rotting away?

Same idea. They can die, but their “remains” are still there that break down and stay toxic. Some of them release toxins which is unaffected by heat as well.