The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
Your body is creating and killing about 2.4 million red blood cells per second.
17
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
The human body contains over a billion miles of DNA.
147
Sex burns about 360 calories per hour.
861
In one day, adult lungs move about 10,000 litres of air.
11
Pain travels through your body at 350 ft. per second.
36
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20