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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.