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
The average person's skin weighs twice as much as their brain.
131
There's 100 trillion good bacteria living in your body.
17
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
Within three days of death, the enzymes that once digested your food begin to eat you.
22
There are about 1,400 different species of bacteria in your belly button.
10
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22