Redheads require up to 20% more anesthesia to be knocked out.
112
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
Human hair and fingernails continue to grow after death.
7
In 1911, pigtails were banned in China because they were seen as a link with its feudal past.
128
One human hair can support 3 ounces.
191
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7