1. The kidneys filter your blood up to 300 times per day.
2. Tongue is the strongest muscle in human body.
3. The average human body contains approximately 100 billion nerve cells.
4. The air from a sneeze can travel at unbelievable speeds of 100 mph or more.
5. When you were born, you had 300 bones. Now you have 206, if you are an adult. The rest of the bones have not disappeared – they have merely fused together.
6. The nail on the middle finger grows faster than the other fingernails.
7. Hair is made of same substance as fingernails.
8. Smallest bone of body is in ears.
9. It is impossible to sneeze with your eyes open.
10. Our entire body functions stop when we sneeze, even your heart beat.
41. The average man has about 11 erections each day and several more at night.
12. 80% of the brain is water.
13. The human brain cell can hold 5 times as much information as the Encyclopedia Britannica.
14. A fetus acquires fingerprints at the age of three months.
15. Three hundred million cells die in the human body every minute.