Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
The human eye blinks an average of 4,200,000 times a year.
233
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Yawns are more contagious among people with closer relationships.
163
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Your fingernails grow faster in summer.
744