Interesting and Fun Facts

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Hundreds of interesting facts about your body that you never knew. Updated weekly with new facts about everything physical!


Physical Health Facts

    • Because of today’s alarming obesity rates, this generation of children will be the first to live shorter lives than their parents. Scary!
    • 1/3 of all cancers are preventable.
    • Smokers can lose 1/3 of their everyday memory.
    • 33% of those who drink four or more caffeinated beverages, such as soda or coffee, daily are put at a higher risk for sleep apnea
    • Stress causes or complicates 90% of all diseases.
    • There is an iPhone app that can actually fix back pain (learn more)
    • Just adding movement into your daily routine can increase your level of fitness. Being sedentary is dangerous!
    • On average, right-handed people live 9 years longer than left-handed people.
    • The adult human heart weighs about 10 oz.
    • Out of the 206 bones in the human adult’s body, 106 are in the hands and feet.
    • The amount of teenage cosmetic surgeries has nearly doubled in the USA between the years 1996 and 1998.
    • During a sneeze, all of your bodily functions momentarily stop, even your heart.
    • Over 40 million Americans have “chronic halitosis,” which is a condition causing bad breath that never goes away.
  • There are 5 million scent receptors located within a human beings nose.
  • Very high amounts of stress can actually stunt a person’s growth.
  • Reading in dim light will not damage your eyes.
  • Eating a meal with strong aromas will cause you to get fuller faster.
  • The body’s largest tissue is skeletal muscle, which accounts for approximately 45% of body weight in men and 36% in women.
  • Every single muscle fiber is thinner than a human hair strand, and can hold up to 1,000 times its own weight.
  • There are at least six universal facial expressions. They are: happiness, sadness, disgust, fear, anger and surprise.
  • The brain operates on about the same amount of power needed to light a 10-watt light bulb
  • Every 36 hours the lining of a humans stomach is replaced.
  • The approximate length of a human esophagus is 25 centimeters.
  • A person that blushes easily is known as a erythrophobe.
  • The kidneys filter over 400 gallons of blood each day.
  • Electric eels were used in the first forms of electric shock therapy.
  • The human liver performs over 500 functions.
  • Every year, the human heart will beat approximately 35 million times.
  • The human body can produce anywhere from 1 to 3 pints of saliva every day.
  • 80% of the brain is water.

More Fun Facts About the Body

    • The human body has nearly 37,000 miles of capillaries.
    • The  name for food digested in your stomach is “chyme.”
    • If all the blood vessels in your body were laid end to end it would total nearly 60,000 miles.
    • The pink color underneath your fingernails is actually the blood of your capillaries
    • If you didn’t have valves in your body, when you stand up all the blood in your body would literally fall downward, filling your feet/legs up.
  • Enamel, found on our teeth, is the hardest substance in the human body.
  • The average person sheds 22 kilograms of skin in their lifetime.
  • Your stomach would digest itself if the lining of mucus were to disappear from your stomach.
  • Humans have 46 chromosomes.
  • 80% of people infected with the Ebola virus will die from it.
  • Every day, your heart will beat around 100,000 times.
  • You’re heart is roughly the size of your fist and weighs nearly as much as a softball
  • The average red blood cell has a lifespan of 120 days.
  • Although it might only take you a couple minutes to finish a meal, it takes your body about 12 hours to completely digest it.
  • The width of your armspan stretched out is the same length of your entire body.
  • Your nose can remember 50,000 different types of scents.
  • The year of the first open heart surgery was 1893.
  • The acid in your stomach is so strong that it can dissolve razor blades.
  • There are actually the same amount of hairs on your body per square inch as a chimpanzee. However, because they are so fine and light, they are barely noticeable.
  • In the average person’s lifetime, they will produces nearly 25,000 quarts of saliva, which is enough to fill two swimming pools.
  • You spent about a half hour as a single cell the moment you were conceived.
  • The human head is actually 1/4 of our total body length at birth, but by the time we reach adulthood it is only 1/8 our total length.
  • Males who exercise regularly are only 1/3 as likely to experience erectile dysfunction as those who exercise very little or not at all.
  • By the age of 60, 60% of men and 40% of women will develop a snoring problem.
  • Women, on average, live 7 years longer than men.
  • Women actually have more sweat glands on their body, but men’s sweat glands are more active.
  • It is estimated that 25% of American adults are sedentary.

Other Interesting Facts

    • Someone dies of tobacco use approximately every 6 seconds.
    • The treatment of the seven most common chronic diseases and illnesses costs the United State’s economy more than one trillion dollars every year.
    • There is a certain toad that can get you high just by licking it. The Cane Toad produces a toxin called “bufotenine”, which acts as a hallucinogen.
    • If you were to bang your head against a wall for one hour you would burn 150 calories.
    • Approximately 100 million people in the U.S. have some sort of chronic disease.
    • The  world record for longest hiccups was “accomplished” by an American pig farmer who had a case of the hiccups from 1922 to 1987.
    • The highest recorded speed of a sneeze is 165 km/hr.
    • One who has the Gastric Flu may experience actual projectile vomiting.
    • Drilling holes in the skull was common practice in the early days of brain surgery.
    • The first hair dryer was actually a vacuum cleaner that was used for drying one’s hair.
    • 1 out of every 5,000 babies are born without an anus.
    • A sneeze typically can travel out of your mouth at  speeds over 100 miles per hour.
    • Walking at a fast pace for three or more hours a week can reduce your risk of heart disease by 65%, studies suggest.
    • Clinophobia is the fear of beds.
    • At just 12 weeks old the human fetus can squint.
    • There are more germs transferred from shaking hands than kissing.
    • Sleep is more important than eating. A person will actually die from lack of sleep before they will die from starvation.
    • 1 out of every 1000 babies are born with a tooth.
    • Viruses are about 100 times smaller in size than bacteria.
    • The is a name for that tingling sensation you feel after being exposed to a certain sounds. It is called Autonomous Sensory Meridian Response.
    • Ever get dizzy when standing up too fast? That is called “postural hypotension.”
    • “Echolalia” is the name for the uncontrollable urge to imitate exactly what someone else just said in the same tone of voice.
    • The belief that what we wear will affect the way people think of us is a phenomenon known as “enclothed cognition.”


  • Playing board games and reading is good for you. They help preserve your memory and improve brain functions.
  • It is a fact that watching others dance can cause our muscles to respond in a way as if we were dancing too.
  • Playing with puppies and kittens has been scientifically proven to reduce stress and improve test scores.
  • Yawns are contagious in not only humans, but certain animals as well.
  • The longest time period recorded without blinking one time is 30 hours and 12 minutes.
  • 37 million bacteria are added to the room every hour a new person comes in.
  • There is a phenomenon called “Dunning-Kruger Effect”. This is that the less people know, the more they think they know.
  • A hot, steamy shower can unblock a stuffy nose and help relieve symptoms of many illnesses.
  • People that have any form of gum disease are put at twice the risk to have a stroke or heart attack.
  • Due to the space and placement of the heart, the right human lunch is actually bigger than the left one.
  • For men, a longer ring finger means a less likely chance of suffering from a heart attack or stroke.


Source: here.

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