WebListen to this episode from Huberman Lab on Spotify. In this episode, I explain the biology of hair, hair growth, why hair growth slows and what cause hair to stop growing and/or “fall out.” I discuss the essential role of hair stem cells and other supporting biological factors for healthy hair growth. Then I describe various approaches (mechanical and chemical) to … Web4. Flat iron and blow-drying-- "Heat causes temporary changes to the hydrogen bonds that hold hair together," Mirmirani says, and that can make hair look dull.. Over time, the …
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