Human hair and fingernails continue to grow after death.
7
One out of 20 people have an extra rib.
66
If you unfolded your brain, it would cover an ironing board.
42
35,000 people in the U.S. will die from the flu annually.
6
It takes about 20 seconds for a red blood cell to circle the whole body.
102
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
One quarter of the human brain is used to control the eyes.
43