Fun facts about human body

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Fun facts human body

• Coughing can cause air to move through your windpipe faster than the speed of sound – over a thousand feet per second!
• By age sixty, most people have lost half of their taste buds.
• Your blood takes a very long trip through your body. If you could stretch out all of a human’s blood vessels, they would be about 60,000 miles long. That’s enough to go around the world.. twice.
• An individual blood cell takes about 60 seconds to make a complete circuit of the body.
• Your brain is move active and thinks more at night than during the day.
• Every square inch of the human body has an average of 32 million bacteria on it.
• A sneeze travels at over 100 miles per hour.
• If you sneeze too hard, you could fracture a rib.
• The average person has at least seven dreams a night.
• Wearing headphones for just an hour could increase the bacteria in your ear by 700 times.
• Blood sucking hookworms inhabit 700 million people worldwide.
• The average American over fifty will have spent 5 years waiting in lines.
• Like fingerprints, everyone's tongue print is different.
• It is impossible for most people to lick their own elbow.
• A human being loses an average of 40 to 100 strands of hair a day
• Coughing can cause air to move through your windpipe faster than the speed of sound – over a thousand feet per second!
• Humans were first infected with the HIV virus in the 1930s.
• The farthest you can see with the naked eye is 2.4 million light years away! (140,000,000,000,000,000,000 miles.) That’s the distance to the giant Andromeda Galaxy. You can see it easily as a dim, large gray "cloud" almost directly overhead in a clear night sky.
• An average human scalp has 100,000 hairs.
• Babies are born with 300 bones, but by adulthood we have only 206 in our bodies.
• "Stewardesses" is the longest word that is typed with only the left hand.
• 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.
• Intelligent people have more zinc and copper in their hair.
• If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
• It takes 17 muscles to smile, 43 to frown.
• The strongest bone in your body is the femur (thighbone) it's stronger than concrete and it’s hollow!
• Laughing lowers levels of stress hormones and strengthens the immune system. Six-year-olds laugh an average of 300 times a day. Adults only laugh 15 to 100 times a day.
• On average women say 7,000 words per day. Men manage just over 2000. *so that's why*
• The strongest muscle in the human body is the tongue.
• The fastest growing nail is on the middle finger.
• The ashes of the average cremated person weigh nine pounds.
• The most sensitive finger on the human hand is the index finger.
• The average human produces 25,000 quarts of spit in a lifetime, enough to fill two swimming pools.
• Women's hair is about half the diameter of men's hair
• There are more people alive today than have ever died.
• One in every 2000 babies is born with a tooth.
• After eating too much, your hearing is less sharp.
• If you go blind in one eye, you'll only lose about one-fifth of your vision.
• Women's hair is about half the diameter of men's hair
• Most dust particles in your house are made from dead skin.
• The human body has enough fat to produce 7 bars of soap.
• Your body is creating and killing 15 million red blood cells per second.
• The most common blood type in the world is Type O. The rarest, Type A-H, has been found in less than a dozen people since the type was discovered.
• The human brain is about 85% water.
• The colder the room you sleep in, the better the chances are that you'll have a bad dream.

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