In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
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
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Enamel is hardest substance in the human body.
61
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
One human hair can support 3 ounces.
191
