The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
If your DNA was stretched out it would reach to the moon 6,000 times.
256
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Enamel is hardest substance in the human body.
61
The human brain uses approximately as much energy as a 10 watt light bulb.
120
When you take a step, you are using up to 200 muscles.
886
One human hair can support 3 ounces.
191