Birds are one type of animal that have adapted to not feel the effects of spicy foods that humans often do.

Spicy food is delicious, but is it healthy? Experts explain what spicy food does to the body, benefits, risks, and how hot is ...

When you eat spicy food, the capsaicin binds to receptors in the mouth and on the tongue called TRPV1, says Terry. "These send signals of pain to the brain," he adds. Technically, spiciness is ...