The human heart creates enough pressure to squirt blood 30 ft.
37
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Every year your body replaces 98% of your atoms.
119
There are more bacteria in your mouth than there are people in the world.
60
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39