Intelligent people have more zinc and copper in their hair.
233
Redheads require up to 20% more anesthesia to be knocked out.
112
Only 2% of the worlds population is blonde.
15
Ancient Greeks believed that redheads turned into vampires after they died.
40
In 1911, pigtails were banned in China because they were seen as a link with its feudal past.
128
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