Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
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
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
A person can live without food for about a month, but only about a week without water.
156
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Poor eyesight (myopia) is associated with higher IQ.
232
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