Bearing a male child can alter a woman's brain by leaving male DNA that can persist for the rest of her life, making her less likely to suffer from Alzheimer's disease, promote tissue repair, and improve her immune system.
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Banging your head against a wall uses 150 calories an hour.
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The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
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An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
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Laughing could dramatically improve your health – and be as good for you as a deep state of meditation, researchers have found.
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Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
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