Redheads require up to 20% more anesthesia to be knocked out.
112
Only 2% of the Earth's population are natural redheads.
13
The technical term for a cat’s hairball is a “bezoar.”
117
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
A man's beard grows fastest when he anticipates sex.
239