How Stress, Age And Genetics Turn Hair Gray : Short Wave Why does hair turn gray? Stress? Age? Genetics? We turn to dermatologist Dr. Jenna Lester for answers.

Micro Wave: Why Hair Turns Gray

Micro Wave: Why Hair Turns Gray

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Shannon Fagan/Getty Images
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Shannon Fagan/Getty Images

Why does hair turn gray? Stress? Age? Genetics? We turn to dermatologist Dr. Jenna Lester for answers.

Have an idea for an episode, or questions for the team? Email us at shortwave@npr.org.

This episode was fact-checked by Rasha Aridi, and edited by Gisele Grayson and Viet Le. Dennis Nielson was the audio engineer.