There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
A human being loses an average of 40 to 100 strands of hair a day.
133
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
The human body contains over a billion miles of DNA.
147
The average person's skin weighs twice as much as their brain.
131
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22