Every hour one billion cells in the body must be replaced.
17
Chewing gum boosts your brain power.
285
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Children are more allergic to cockroaches than they are to cats!
46
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
The right lung takes in more air than the left.
30
A sneeze can travel as fast as 100 miles per hour.
43
Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77