Wall Street Journal: How Does Spicy Food Work? Spiciness, Explained With Science

Chili peppers contain a chemical compound called capsaicin that activates pain receptors in your mouth. So why does your brain and body perceive spicy foods as hot?

Watch WSJ’s Daniela Hernandez try foods seasoned with different types of hot peppers to explain the neuroscience behind our subjective and physical experience with spicy food.

Click here for the full episode.