Random Human Body Facts

    45 facts tagged with Human Body Facts

    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    The human brain doesn't stop developing until about 25 years old.
    102
    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
    55
    The average person's skin weighs twice as much as their brain.
    131
    It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
    217