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
Only 1% of bacteria cause disease.
45
The human sigh acts as a physiological reset button.
23
35,000 people in the U.S. will die from the flu annually.
6
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
One quarter of the bones in your body are in your feet!
36
About 400 different kinds of microbes live on and in the human body.
-3
In Japan, condoms are commonly sold 'door to door'!
54