Lick your elbow.

It is impossible to lick your elbow.

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Human Bones

About half of the bones in the human body are located in the hands and feet?

Human heart

An average human heart beats about 70 times a minute, and each time it beats, it pumps about about a cupful of blood?

Without water

A person can live without food for about a month, but only about a week without water.
If the amount of water in your body is reduced by just 1%, you'll feel thirsty.
If it's reduced by 10%, you'll die.

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