Human Facts

    96 facts tagged with Human Facts

    Tigers can see 6 times better at night than humans.
    305
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
    139
    Babies crawl an average of 200m a day.
    212
    A man's beard grows fastest when he anticipates sex.
    239
    Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
    346
    Your heart will pump about 212 million liters in its lifetime.
    26
    The human brain uses approximately as much energy as a 10 watt light bulb.
    120
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