Health Facts

    Random Health Facts

    There are 273 Health Facts!

    After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
    139
    The average human body contains enough iron to make a small nail.
    50
    A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
    45
    According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
    109
    Redheads require more anesthesia to 'go under' than other hair colors do.
    50