There are about 1,400 different species of bacteria in your belly button.
10
Held in farts enter your bloodstream and are bad for your body.
26
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
If your DNA was stretched out it would reach to the moon 6,000 times.
256
A human being loses an average of 40 to 100 strands of hair a day.
133
The human body contains over a billion miles of DNA.
147