For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The human eye blinks an average of 4,200,000 times a year.
233
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Early American humans hunted car-size armadillos and used their shells for houses.
12
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The human sigh acts as a physiological reset button.
23