As hair cells form in follicles, they push other cells out of the follicle. Check out this HowStuffWorks podcast to learn more about your hair's growth and rest phases.
 Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

As hair cells form in follicles, they push other cells out of the follicle. Check out this HowStuffWorks podcast to learn more about your hair's growth and rest phases. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

How hair length works

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

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How hair length works

How hair length works