The human brain doesn't stop developing until about 25 years old.
102
When you take a step, you are using up to 200 muscles.
886
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
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 average person's skin weighs twice as much as their brain.
131
Your body is creating and killing about 2.4 million red blood cells per second.
17
Enamel is hardest substance in the human body.
61
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127