The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Your heart will pump about 212 million liters in its lifetime.
26
A man's beard grows fastest when he anticipates sex.
239
The human eye blinks an average of 4,200,000 times a year.
233
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
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