Read these body facts and be both freaked out and in awe of the body you live in:
1. Fingernails grow about four times faster than your toenails.
2. People with blue eyes are more sensitive to pain than others.
3. Nerve impulses in the human body move at about 90 m/s.
4. 100,000 chemical reactions occur in the human brain every second.
5. Everyone has dimples on their lower back, but on some people they are more pronounced than on others. They appear where the pelvis joins with the sacrum, so their appearance makes sense.
6. If one identical twins lacks a certain tooth, the other twin will not have that tooth either.
7. The surface area of the human lungs is approximately equal to the area of a tennis court.
8. During a person’s lifetime, they spend about 2 weeks kissing.
9. The facial hair of a blonde-haired man grows faster than that of a man with dark hair.
10. Leukocytes in the human body live for two to four days, and erythrocytes for three to four months.
DID YOU KNOW?
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