Why Hot Peppers Set Your Mouth on Fire

Season 47 Episode 17

About the Episode

How does a chili pepper make your mouth feel like its on fire? When you eat peppers, capsaicin molecules fit into the heat pain receptors of your mouth, sending a false signal to your brain that's identical to the one it would receive if you ate something literally burning hot.

Aired: | Expires: | Runtime: 4m 02s

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