Friday, 25 January 2013

Interesting Facts You Need To Know

Interesting Facts You Need To Know

The human body is an incredibly complex and intricate system, one that still baffles doctors and researchers on a regular basis despite thousands of years of medical knowledge. As a result, it shouldn’t be any surprise that even body parts and functions we deal with every day have bizarre or unexpected facts and explanations behind them. From sneezes to fingernail growth, here are 100 weird, wacky, and interesting facts about the human body.

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

-The brain operates on the same amount of power as 10-watt light bulb

-The human brain cell can hold 5 times as much information as the Encyclopedia Britannica

-Your brain uses 20% of the oxygen that enters your bloodstream

-The brain is much more active at night than during the day

-Scientists say the higher your I.Q. the more you dream

-Facial hair grows faster than any other hair on the body

-Women’s hair is about half the diameter of men’s hair

-The lifespan of a human hair is 3 to 7 years on average

-The largest internal organ is the small intestine

-The human heart creates enough pressure to squirt blood 30 feet

-The acid in your stomach is strong enough to dissolve razorblades

-The human body is estimated to have 60,000 miles of blood vessels.(To put that in perspective,
the distance around the earth is about 25,000 miles, making the distance your blood vessels
could travel if laid end to end more than two times around the earth.)

-You get a new stomach lining every three to four days

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

-Women’s hearts beat faster than men’s

-Your left lung is smaller than your right lung to make room for your heart

-A Sneeze regularly exceed 100 mph (This is, of course, a good reason to cover your mouth when you sneeze)

-Coughs clock in at about 60 mph

-Women blink twice as many times as men do

-During your lifetime, you will produce enough saliva to fill two swimming pools

-Your teeth start growing 6 months before you are born

-Babies are always born with blue eyes

-A fetus acquires fingerprints at the age of three months

-The average person expels flatulence 14 times each day

-On any given day, intimate intercourse takes place 120 million times on earth

-The largest cell in the human body is the female egg and the smallest is the male Fluid

-The three things pregnant women dream most of during their first trimester are frogs, worms and potted plants

-Most men have erections every hour to hour and a half during sleep

-Women are born better smellers than men and remain better smellers over life

-Your nose can remember 50,000 different scents

-Everyone has a unique smell, except for identical twins

-By 60 years of age, 60-percent of men and 40-percent of women will snore

-Monday is the day of the week when the risk of heart attack is greatest

-A human head remains conscious for about 15 to 20 seconds after it is been decapitated

-It takes 17 muscles to smile and 43 to frown (every one should have known this right?)

-Babies are born with 300 bones, but by adulthood the number is reduced to 206

-You use 200 muscles to take one step

-The tooth is the only part of the human body that can’t repair itself

-About 32 million bacteria call every inch of your skin home

-Humans shed about 600,000 particles of skin every hour

-Every tongue print is unique

-Your body has enough iron in it to make a nail 3 inches long

-Your ears secrete more earwax when you are afraid than when you aren't

-It is not possible to tickle yourself

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

-Women blink twice as many times as men do.

-Intelligent people have more zinc and copper in their hair.

-We are about 1 cm taller in the morning than in the evening. Layers of cartilage in the joints gets compressed during the day.

-There are approximately 550 hairs in the eyebrow.

-The strongest muscle in the human body is the tongue.

-The life span of a taste bud is 10 days.

-The world's youngest parents were 8 and 9 and lived in China in 1910.

-Most dust particles in your house are made from dead skin.

-Babies are born without kneecaps. They appear when the child is 2-6 years of age.

-If you ate too many carrots you would turn orange.

-The average human produces 10,000 gallons of saliva in a lifetime.

-A baby is born every seven seconds.

-You breathe about 10 million times a year.

-The colder the room you sleep in, the better the chances are that you'll have a bad dream.

-The foot is the most common body part bitten by insects.

-The most common time for a wake-up call is 7 AM.

-The typical person goes to the bathroom 6 times a day.

-The fastest growing nail is on the middle finger.

-The most sensitive finger on the human hand is the index finger.

-After eating too much, your hearing is less sharp.

-A person swallows approximately 295 times while eating dinner.

-A man's beard contains between 7,000 and 15,000 hairs.

-The hardest bone in the human body is the jawbone.

-The indentation in the middle of the area between the nose and the upper lip has a name. (It is called the philtrum. Scientists have yet to figure out what purpose this indentation serves, though the ancient Greeks thought it to be one of the most erogenous places on the body)

-Humans are the only animals to produce emotional tears


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