Random Body Facts

    64 facts tagged with Body Facts

    The adult human brain weighs about 3 pounds (1,300-1,400 g).
    99
    The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
    112
    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
    55
    The human brain doesn't stop developing until about 25 years old.
    102