Random Body Facts

    64 facts tagged with Body Facts

    The average sperm cell swims at 8 inches per hour.
    76
    The human brain uses approximately as much energy as a 10 watt light bulb.
    120
    Sperm Made Every Heartbeat
    Sperm Made Every Heartbeat
    The human testicles can produce 1,500 sperm during every heartbeat.
    21
    Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
    89
    The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
    13
    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
    In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
    199
    Within three days of death, the enzymes that once digested your food begin to eat you.
    22