There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
There's 100 trillion good bacteria living in your body.
17
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22