It takes about 20 seconds for a red blood cell to circle the whole body.
102
The average sperm cell swims at 8 inches per hour.
76
Our Right Lungs takes more air than our left lung.
194
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Poor eyesight (myopia) is associated with higher IQ.
232
Yawns are more contagious among people with closer relationships.
163
If you are cold you are more likely to be hungry because you use energy to keep warm.
143