There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Mushrooms are more closely related to humans than they are to plants.
47
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
All 13 minerals necessary for human life can be found in alcohol beverages.
282
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139