A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
Only 1% of bacteria cause disease in humans!
2
Those who get out of bed by 7am are more likely to be thinner and happier.
19
The average human body contains enough iron to make a small nail.
50
The average sperm cell swims at 8 inches per hour.
4
Bearing a male child can alter a woman's brain by leaving male DNA that can persist for the rest of her life, making her less likely to suffer from Alzheimer's disease, promote tissue repair, and improve her immune system.
16
Fingernails grow fastest on the hand you favor.
44

