Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
By weight, Bone is five times stronger than steel.
417
Yawns are more contagious among people with closer relationships.
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The largest cell in the human body is the female egg and the smallest is the male sperm.
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A person can live without food for about a month, but only about a week without water.
156
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The human sigh acts as a physiological reset button.
23
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198