You would need to smoke between 20,000-40,000 joints to be at risk of dying of a THC overdose.
12
It takes 17 muscles to smile, 43 to frown.
65
While 7 men in 100 have some form of color blindness, only 1 woman in 1,000 suffers from it.
50
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Pain travels through the body at 350 feet per second!
23
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
35,000 people in the U.S. will die from the flu annually.
6
The average sperm cell swims at 8 inches per hour.
76