Random Body Facts

    64 facts tagged with Body Facts

    Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
    89
    The adult human brain weighs about 3 pounds (1,300-1,400 g).
    99
    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
    There are about 1,400 different species of bacteria in your belly button.
    10
    It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
    218
    Sperm Made Every Heartbeat
    Sperm Made Every Heartbeat
    The human testicles can produce 1,500 sperm during every heartbeat.
    21
    Your body is creating and killing about 2.4 million red blood cells per second.
    17
    Singing Health Benefits
    Singing Health Benefits
    Singing exercises your heart, lungs, and releases endorphins which make you feel good.
    65