Amazing facts about Human body

• The brain is more active at night then during the day.scientists don't know yet why this is

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• The acid in your stomach is strong enough to dissolve zinc.it does't distroy the stomach becouse the stomach walls constantly renew themselves

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

• During your lifetime, you will produce enough saliva to fill two swimming pools.

• By age 60, most people will have lost half there taste buds.

• The stongest muscle in the body is the human tongue.

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

• every body has one strong eye and one weak eye.

• The only part of the body that can't repair itself is  the tooth.

• Your right lung is larger then your left lung.