There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
Oenophobia is the Fear of wines.
28
The smallest human penis ever recorded was just 5/8 of an inch long!
77
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145