# Does hair grow slower in the cold?

**URL:** https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055
**Category:** Factual Questions
**Created:** [January 16, 2003, 8:52pm UTC](https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055 "2003-01-16T20:52:00Z")
**Posts on this page:** 5
**Page:** 1

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### Author: ![Splanky](https://avatars.discourse-cdn.com/v4/letter/s/b2d939/32.png) [@Splanky](https://boards.straightdope.com/u/Splanky)
#### Post date: [January 16, 2003, 8:52pm UTC](https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055/1 "2003-01-16T20:52:00Z")

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I came upon this a while ago reading a book. I think it was _Jack and Jill_ by James Patterson. Anyway, one of the caracters briefly mentions that his parents are so cheap that they leave the windows open in the winter so their hair won’t grow (hence, they won’t need to spend money on haircuts).

Is there any truth in this?

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### Author: ![don\_t\_ask](https://avatars.discourse-cdn.com/v4/letter/d/e68b1a/32.png) [@don\_t\_ask](https://boards.straightdope.com/u/don_t_ask)
#### Post date: [January 17, 2003, 12:58am UTC](https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055/2 "2003-01-17T00:58:15Z")

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My barber once mentioned to me that hair grows faster in summer if you spend much time outdoors, apparently due to stimulation of your scalp. [This hair site](http://www.hair-styles.org/hair-grow-faster.html) says so too.

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### Author: ![Splanky](https://avatars.discourse-cdn.com/v4/letter/s/b2d939/32.png) [@Splanky](https://boards.straightdope.com/u/Splanky)
#### Post date: [January 17, 2003, 1:45am UTC](https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055/3 "2003-01-17T01:45:23Z")

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That’s interesting. I wonder if it works the other way around (slower, less stimulation). Anyone?

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### Author: ![BadBaby](https://avatars.discourse-cdn.com/v4/letter/b/71c47a/32.png) [@BadBaby](https://boards.straightdope.com/u/BadBaby)
#### Post date: [January 17, 2003, 4:27am UTC](https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055/4 "2003-01-17T04:27:02Z")

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I read this in some magazine a while back, probably Allure. It seems our hair grows more slowly in winter, faster in summer. Sorry I can’t do any better on the cite, I was focusing on how cruel it was my leg hair would grow more quickly precisely when I wanted to be rid of it the most.

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### Author: ![Mr.Duality](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/mr.duality/32/4098_2.png) [@Mr.Duality](https://boards.straightdope.com/u/Mr.Duality)
#### Post date: [January 18, 2003, 4:13pm UTC](https://boards.straightdope.com/t/does-hair-grow-slower-in-the-cold/149055/5 "2003-01-18T16:13:37Z")

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My beard grows very little or not at all when I spend the day in very cold temperatures.
