If your DNA was stretched out it would reach to the moon 6,000 times.
256
A person can live without food for about a month, but only about a week without water.
156
There are about 1,400 different species of bacteria in your belly button.
10
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Within three days of death, the enzymes that once digested your food begin to eat you.
22
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
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