Random Human Body Facts

    45 facts tagged with Human Body Facts

    The adult human brain weighs about 3 pounds (1,300-1,400 g).
    99
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
    217
    There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
    62
    The human brain uses approximately as much energy as a 10 watt light bulb.
    120
    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
    55