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Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
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The average adult has about 21 square feet of skin.