Random Brain Facts

    56 facts tagged with Brain Facts

    Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
    252
    After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
    139
    The adult human brain weighs about 3 pounds (1,300-1,400 g).
    99
    The cat brain weighs about 30g.
    167
    The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
    193