You can't tickle yourself.
29
A person can live without food for about a month, but only about a week without water.
156
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
The human brain doesn't stop developing until about 25 years old.
102
Our Right Lungs takes more air than our left lung.
194
Research has determined that most people are happiest at 7:26pm on a Saturday night.
70
On average a woman has 4 sexual partners in her lifetime.
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