There are about 1,400 different species of bacteria in your belly button.
10
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Our Right Lungs takes more air than our left lung.
194
The average sperm cell swims at 8 inches per hour.
76
A human being loses an average of 40 to 100 strands of hair a day.
133
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22