Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Poor eyesight (myopia) is associated with higher IQ.
232
Your body is creating and killing about 2.4 million red blood cells per second.
17
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The average sperm cell swims at 8 inches per hour.
76
Chewing gum boosts your brain power.
285