A person can live without food for about a month, but only about a week without water.
156
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
Those who get out of bed by 7am are more likely to be thinner and happier.
19
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Within three days of death, the enzymes that once digested your food begin to eat you.
22
On average, women have always lived longer than men.
195
In Japan, condoms are commonly sold 'door to door'!
54