Credit: iStock Ever wondered why your mouth feels like it’s on fire after eating something spicy? It’s not just the food—there’s a chemical called capsaicin that’s behind that fiery sensation. Capsaicin is a natural compound found in chili peppers. The more capsaicin a pepper has, the hotter it feels when you eat it. It’s thought … Continue reading From Burn to Balm: How Capsaicin Can Help Treat Pain