The human brain doesn't stop developing until about 25 years old.
102
You see your nose at all times, your brain just chooses to ignore it.
30
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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
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