During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
When you take a step, you are using up to 200 muscles.
886
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
Women buy four out of every 10 condoms sold.
71
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
Banging your head against a wall uses 150 calories an hour.
57
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