The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
Obsessive nose picking is called Rhinotillexomania.
101
Flu shots only work about 70% of the time.
18
In one day, adult lungs move about 10,000 litres of air.
11
At age 70, more than 70 percent of men are still potent!
29
Men have larger hearts; women's hearts beat faster.
77
The average office desk has 400 times more bacteria than a toilet.
22
The average female will have 3.3 pregnancies in her life.
49