If your DNA was stretched out it would reach to the moon 6,000 times.
256
Every year your body replaces 98% of your atoms.
119
Chewing gum boosts your brain power.
285
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
The human brain doesn't stop developing until about 25 years old.
102
The human body contains over a billion miles of DNA.
147
Enamel is hardest substance in the human body.
61
When you take a step, you are using up to 200 muscles.
886