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
In one day, adult lungs move about 10,000 litres of air.
11
There are about 1,400 different species of bacteria in your belly button.
10
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22