Held in farts enter your bloodstream and are bad for your body.
26
The average person's skin weighs twice as much as their brain.
131
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Your thumb is about the same size as your nose.
124
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
One human hair can support 3 ounces.
191
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12