Intelligent people have more zinc and copper in their hair.
233
Redheads require up to 20% more anesthesia to be knocked out.
112
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
One human hair can support 3 ounces.
191
Ancient Greeks believed that redheads turned into vampires after they died.
40
In North Korea, you are forced to choose one of 28 government-approved haircuts.
4
Only 2% of the Earth's population are natural redheads.
13
In 1911, pigtails were banned in China because they were seen as a link with its feudal past.
129