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
Only 1% of bacteria cause disease.
45
We are born with 350 bones, and die with 206.
135
Pain travels through the body at 350 feet per second!
23
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
10
Your ears secrete more earwax when you are afraid than when you aren't.
229
The average sperm cell swims at 8 inches per hour.
4