Random Body Facts

    64 facts tagged with Body Facts

    A person can live without food for about a month, but only about a week without water.
    156
    Our eyes are always the same size from birth, but our nose and ears never stop growing.
    266
    If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
    12
    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.
    35
    The human brain uses approximately as much energy as a 10 watt light bulb.
    120
    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.
    21
    Within three days of death, the enzymes that once digested your food begin to eat you.
    22
    The average sperm cell swims at 8 inches per hour.
    76