2min chapter

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The Science of Healthy Hair, Hair Loss and How to Regrow Hair

Huberman Lab

CHAPTER

How to Reverse Hair Loss and Graying

Hair is made up of keratin, proteins that stack on top of one another and bind to each other with a really strong bond. We have not just stem cells, but we have cells that give rise to the pigment of the hair that create what's called melanin. Most people have some degree of melanin in their hairs because there are little pockets of melanin producing cells. The sebaceous gland forms a seal right at the place where the hair exits the skin,. That seal is very important actually for waterproofing of your skin.

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