Our Right Lungs takes more air than our left lung.
194
One human hair can support 3 ounces.
191
Your body is creating and killing about 2.4 million red blood cells per second.
17
When you take a step, you are using up to 200 muscles.
886
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The human brain doesn't stop developing until about 25 years old.
102
Your thumb is about the same size as your nose.
124
The average sperm cell swims at 8 inches per hour.
76