Poor eyesight (myopia) is associated with higher IQ.
232
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
The human body contains over a billion miles of DNA.
147
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Mushrooms are more closely related to humans than they are to plants.
47