Only 1% of bacteria cause disease in humans!
2
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
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
It is possible to go blind from smoking too heavily.
50
We blink 25 times a minute.
51
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112