The human body contains over a billion miles of DNA.
147
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
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The human brain uses approximately as much energy as a 10 watt light bulb.
120
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
There are about 1,400 different species of bacteria in your belly button.
10