One quarter of the human brain is used to control the eyes.
43
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
A person can live without food for about a month, but only about a week without water.
156
Most lipstick contains fish scales.
37
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Children are poisoned most frequently by eating harmful plants.
13