The average sperm cell swims at 8 inches per hour.
76
Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77
The average person who stops smoking requires one hour less sleep a night.
79
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
The human heart creates enough pressure to squirt blood 30 ft.
37
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108