There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
You see your nose at all times, your brain just chooses to ignore it.
30
If your DNA was stretched out it would reach to the moon 6,000 times.
256
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
In 1996, research found that having excessive body hair is linked to higher intelligence.
23