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.
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An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
There's 100 trillion good bacteria living in your body.
17
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
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