The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
On average, there's 100 billion neurons in the human brain.
83
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
The average office desk has 400 times more bacteria than a toilet.
22
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
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