Every year your body replaces 98% of your atoms.
119
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Poor eyesight (myopia) is associated with higher IQ.
232
The human brain doesn't stop developing until about 25 years old.
102
The average person's skin weighs twice as much as their brain.
131
The human brain uses approximately as much energy as a 10 watt light bulb.
120
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
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127