Physiology Factoids You Absolutely Need To Know

1. The largest cell in the human body is the female egg and the smallest is the male sperm.

2. A full bladder is roughly the size of a soft ball.

3. It takes the food seven seconds to get from your mouth to your stomach.

4. One human hair can support 3kg.

5. Human thighbones are stronger than concrete.

6. The attachment of human muscles to skin is what causes dimples.

7. Your thumb is the same length as your nose.

8. A woman's heart beats faster than a man's.

9. If the average male never shaved, his beard would be 13 feet
long when he died.
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10. Men with hairless chests are more likely to get cirrhosis of the liver than men with hair.

11. There are about one trillion bacteria on each of your feet.

12. Side by side, 2000 cells from the human body could cover about one square inch.

12. Women blink twice as much as men.

13. The average person's skin weighs twice as much as their brain.

14. It takes twice as long to lose new muscle if you stop working out than it did to gain it.

15. You're ears secrete more earwax when you are afraid than when you aren't.

16. Your body uses 300 muscles to balance itself when you are standing still.

17. If saliva cannot dissolve something, you cannot taste it.

18. The average woman is 5 inches shorter than the average man.

Checked out the length of your thumb.. didn't ya?