After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
If the human eye was a digital camera, it would have 576 megapixels.
25
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
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
The world's shortest man measures only 21.5 inches.
73
The human brain doesn't stop developing until about 25 years old.
102
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111