A person can live without food for about a month, but only about a week without water.
156
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
The average sperm cell swims at 8 inches per hour.
4
Your body is creating and killing about 2.4 million red blood cells per second.
17
On average, women have always lived longer than men.
195
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
Applying vodka to your face helps tighten your pores and can reduce the risk of acne breakouts.
19