HEALTH FACTS THAT YOU DONT KNOW

      SOME INTERESTING FACTS ABOUT HEALTH

we all know that our body is made up of various cells and tissues. various chemical reactions take places in our body. we all have the basic idea of our body system. but in this blog I have found out the facts about our body that may not know to us. so lets see what are they.............

1. The lifespan of human hair is 3 to 7 years on average.

2.The acid in your stomach is strong enough to dissolve the zinc .It does not destroy the stomach because the stomach walls constantly renew themselves.

3.Men have erections every hour to hour and a half during sleep. this is because the combination of blood circulation and testosterone production can cause erections during sleep and a necessary part of rem sleep.

4.The only part of your body that has no blood supply is the cornea in the eye.it gets its oxygen directly from air.

5. A drop of blood contains around 250,000 platlets.

6.your body contains around 2kg bacteria

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

8.we are about 1cm taller in the mornings than in the evening.

9.The hardest bone in the body is the jawbone.

10. everybody has one strong eye and one weak eye.