Our Right Lungs takes more air than our left lung.
194
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Obsessive nose picking is called Rhinotillexomania.
101
Your fingernails grow faster in summer.
744
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24