A person can live without food for about a month, but only about a week without water.
156
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
The average person's skin weighs twice as much as their brain.
131
One human hair can support 3 ounces.
191
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
It takes about 20 seconds for a red blood cell to circle the whole body.
102
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