Human Body Facts

45 facts tagged with Human Body Facts

  • 1
    Your body is creating and killing about 2.4 million red blood cells per second.
  • 2
    The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
  • 3
    Camping can help to reset your body clock, according to research.
  • 4
    If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
  • 5
    Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
  • 6
    An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
  • 7
    When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
  • 8
    An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
  • 9
    Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
  • 10
    Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
  • 11
    It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
  • 12
    Chewing gum boosts your brain power.
  • 13
    Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
  • 14
    Enamel is hardest substance in the human body.
  • 15
    The human brain doesn't stop developing until about 25 years old.
  • 16
    If you are cold you are more likely to be hungry because you use energy to keep warm.
  • 17
    Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
  • 18
    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.
  • 19
    Your thumb is about the same size as your nose.
  • 20
    Poor eyesight (myopia) is associated with higher IQ.
  • 21
    Yawns are more contagious among people with closer relationships.
  • 22
    For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
  • 23
    If your DNA was stretched out it would reach to the moon 6,000 times.
  • 24
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
  • 25
    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.
  • 27
    Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
  • 28
    The human body contains over a billion miles of DNA.
  • 29
    The adult human brain weighs about 3 pounds (1,300-1,400 g).
  • 30
    Our Right Lungs takes more air than our left lung.
  • 31
    Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
  • 32
    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
  • 33
    The average sperm cell swims at 8 inches per hour.
  • 34
    Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
  • 35
    If your liver stopped working, you'd die within 24 hours.
  • 36
    Our eyes are always the same size from birth, but our nose and ears never stop growing.
  • 37
    One human hair can support 3 ounces.
  • 38
    It takes twice as long to lose new muscle if you stop working out than it did to gain it.
  • 39
    The average person's skin weighs twice as much as their brain.
  • 40
    The largest cell in the human body is the female egg and the smallest is the male sperm.
  • 41
    Every year your body replaces 98% of your atoms.
  • 42
    When you take a step, you are using up to 200 muscles.
  • 43
    The human brain has the capacity to store everything that you experience.
  • 44
    All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
  • 45
    It takes about 20 seconds for a red blood cell to circle the whole body.