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"Why does the hair on your arms stay short, while the hair on your head can grow very long?." 01 April 2000. HowStuffWorks.com. <http://health.howstuffworks.com/question100.htm> 13 May 2008.
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Please copy/paste the following text to properly cite this How Stuff Works article:
"Why does the hair on your arms stay short, while the hair on your head can grow very long?." 01 April 2000. HowStuffWorks.com. <http://health.howstuffworks.com/question100.htm> 13 May 2008.
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