Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
By weight, Bone is five times stronger than steel.
417
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The human eye blinks an average of 4,200,000 times a year.
233
If the human eye was a digital camera, it would have 576 megapixels.
25
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Every human spent about half an hour as a single cell.
144
Poor eyesight (myopia) is associated with higher IQ.
232