In Nepal, cow dung is used for medicinal purposes.
19
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
Pain occurs when sounds are above 130 db.
123
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
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
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22

