The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
Tap water in Canada is held to a higher health standard than bottled water.
19
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
Every day, the average person swallows about a quart of mucous.
5
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Human hair and fingernails continue to grow after death.
7
Smokers get ten times more wrinkles than non-smokers.
171
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346