Random Body Facts

    64 facts tagged with Body Facts

    All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
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    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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    In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
    199
    In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
    130
    Hypnic Jerk
    Hypnic Jerk
    When you wake up with a jolt, it's called a Hypnic Jerk. This usually happens during the lightest stages of sleep, and can happen as a natural reaction when you fall asleep in a car or airplane.
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    If your liver stopped working, you'd die within 24 hours.
    107
    Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
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    Within three days of death, the enzymes that once digested your food begin to eat you.
    22