The average sperm cell swims at 8 inches per hour.
4
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
Your thumb is about the same size as your nose.
124
A person can live without food for about a month, but only about a week without water.
156
Pain occurs when sounds are above 130 db.
124
Your body is creating and killing 15 million red blood cells per second.
50