Human Body Facts

Human Body Facts




A human being loses an average of 40 to 100 strands of hair a day







Every time you lick a stamp, you're consuming 1/10 of a calorie







A fetus acquires fingerprints at the age of three months







A sneeze can exceed the speed of 100 mph







98.6% DNAs of a monkey are exactly same as those of human beings







An average human scalp has 100,000 hairs







It takes 17 muscles to smile but 43 to frown







Babies are born with 300 bones, but by adulthood we have only 206 in our bodies







Beards are the fastest growing hairs on the human body. If the average man never trimmed his beard, it would grow to nearly 30 feet long in his lifetime







By age sixty, most people have lost half of their taste buds. By the time you turn 70, your heart will have beat some two-and-a-half billion times







Every person has a unique tongue print







Every square inch of the human body has an average of 32 million bacteria on it







Humans shed about 600,000 particles of skin every hour - about 1.5 pounds a year. By 70 years of age, an average person will have lost 105 pounds of skin







50,000 of the cells in your body will die and be replaced with new cells, all while you have been reading this sentence!







In one hour, your heart works hard enough to produce the equivalent energy to raise almost 1 ton of weight 1 yard off the ground




Human Body Facts




Scientists have counted over 500 different liver functions







In 1 square inch of skin there lies 4 yards of nerve fibers, 1300 nerve cells, 100 sweat glands, 3 million cells, and 3 yards of blood vessels







The structural plan of a whale's, a dog's, a bird's and a man's 'arm' are exactly the same







The strongest muscle in the body is the tongue







Right-handed people live, on average, nine years longer than left-handed people







If you yelled for 8 years, 7 months and 6 days you would have produced enough sound energy to heat one cup of coffee







If you farted consistently for 6 years and 9 months, enough gas is produced to create the energy of an atomic bomb







The human heart creates enough pressure when it pumps out to the body to squirt blood 30 feet







Humans and dolphins are the only species that have sex for pleasure







Your stomach produces a new layer of mucus every two weeks so that it doesn’t digest itself







The brain uses over a quarter of the oxygen used by the human body







Your nose and ears continue growing throughout your entire life







The left side of your body is controlled by the right side of your brain while the right side of your body is controlled by the left side of your brain







It takes the body around 12 hours to completely digest eaten food







Your sense of smell is around 10000 times more sensitive than your sense of taste







The colour of a humans skin is determined by the level of pigment melanin that the body produces. Those with small amounts of melanin have light skin while those with large amounts have dark skin







Your mouth uses 75 muscles when you speak!







The strongest bone in your body is the femur (thighbone), and it’s hollow!







The human body is 75% water




Human Body Facts




Men get hiccups more often than women







The surface area of a human lung is equal to a tennis court







Nerve impulses to and from the brain travel as fast as 170 miles per hour







Women burn fat more slowly than men, by a rate of about 50 calories a day







Your nose can remember 50,000 different scents







Earwax production is necessary for good ear health







The acid in your stomach is strong enough to dissolve razorblades







Every day an adult body produces 300 billion new cells







Humans are the only primates that don't have pigment in the palms of their hands







Children have more bones than adults (children: 300; adults: 206)







Hundreds of billions of neurons carry electrical signals that control the body from the brain and the spinal cord







The appendix has no function in modern humans. It is believed to have been part of the digestive system in our primitive ancestors







In your whole life, your mouth will make about 10,000 gallons of spit. That's enough to fill a giant swimming pool







Each of your hands has 14 finger bones







The smarter you are, the more you dream







The largest muscle in your body is the one you are sitting on




Human Body Facts

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