Your thumb is about the same size as your nose.
124
By weight, Bone is five times stronger than steel.
417
Enamel is hardest substance in the human body.
61
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 sigh acts as a physiological reset button.
23
If the human eye was a digital camera, it would have 576 megapixels.
25
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218