linucs@lemmy.ml to

Ask Science@lemmy.worldEnglish · 1 year ago

Why does my arm hair know when to stop (re)growing but my "head" hair or beard don't know?

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Why does my arm hair know when to stop (re)growing but my "head" hair or beard don't know?

linucs@lemmy.ml to

Ask Science@lemmy.worldEnglish · 1 year ago

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givesomefucks@lemmy.world
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You don’t see them because the longer hair covers them up.

They’re still there.

If it happened to big patches at once it would stand out, but that’s not how it works.
- linucs@lemmy.mlOP
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  Yeah it makes sense

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