A M A Z I N G H U M A N F A C T S : ( If you have the time to read about you :) )
Except for your brain cells, 50,000,000 of the cells in your body will have died and been replaced with others, all while you have been reading this sentence.
More than half the bones in the human body are in the hands and feet.
The highest recorded “sneeze speed” is 165 km (102 miles) per hour. ( they checked that
The heart beats about 3 billion times in the average person’s lifetime.
A newborn baby has 350 bones, but a fully-grown adult has only 206.
Our lungs inhale over two million liters of air every day, without even thinking. The surface area of the lungs is approximately the same size as a tennis court. Food will get to your stomach even if you’re standing on your head.
Research has shown that guilt damages your immune system by lowering your immunoglobulin levels.
The total length of your circulatory system stretches an amazing 60,000 miles. That is more than twice the distance around the Earth.
In one square inch of skin : we have 4 yards of nerve fibers, 600 pain sensors, 1300 nerve cells, 9000 nerve endings, 36 heat sensors, 75 pressure sensors, 100 sweat glands, 3 million cells, and 3 yards of blood vessels.
Your heart beats about 100,000 times in one day , about 40,000,000 times a year. In one hour the heart works hard enough to produce enough energy to raise almost one ton of weight one yard from the ground.
The central nervous systemis connected to every part of the body by 43 pairs of nerves. Twelve pairs go to and from the brain, with 31 pairs going from the spinal cord. There are nearly 45 miles of nerves running through our bodies.
Messages travel along the nerves as electrical impulses. They travel at speeds up to 248 mile per hour.
The aorta, the largest artery in the body, is almost the diameter of a garden hose. Capillaries, on the other hand, are so small that it takes ten of them to equal the thickness of a human hair.
Your body has about 5.6 liters (6 quarts) of blood. These 5.6 liters of blood circulates through the body three times every minute. In one day, the blood travels a total of 19,000 km (12,000 miles) – that’s four times the distance across the US from coast to coast.
Our eyes can distinguish up to one million color surfaces and take in more information than the largest telescope known to man ; our hearing can distinguish between hundreds of thousands of different sounds ‘ ; our sense of touch is more refined than any device ever created.
We have over 600 muscles ; exercise at least 30 muscles when we smile ; are about 70 percent water ; ah we make one liter of saliva a day…:)
Our nose is our personal air-conditioning system: it warms cold air, cools hot air and filters impurities.
If you yelled for 8 years, 7 months and 6 days you would have produced enough sound energy to heat one cup of coffee.
Our big toe balances the skeleton and enables the owner to move forward when walking without it, we would simply fall over.
If the population of China walked by you in single file the line would never end because of the rate of reproduction.
If a person has two-thirds of their liver removed from trauma or surgery, it will grow back to its original size in four weeks time.
On average, you breathe 23,000 times a day. You take about 600 million breaths during your lifetime.
A person can live without food for about 40 days, but only about 7 days without water, 6-8 minutes without air, and literally an instant without Life Force
There are more bacteria in your mouth than the human population of US and Canada combined.
There are more than 1,000 chemicals in a cup of coffee. Of these, only 26 have been tested, and half caused cancer in rats.
The average human body contains enough: Sulfur to kill all fleas on an average dog, Carbon to make 900 pencils, Potassium to fire toy cannon, Fat to make 7 bars of soap, Phosphorus to make 2,200 match heads, and enough water to fill a ten gallon tank.
If you could save all the times your eyes blink in one lifetime and use them all at once you would see blackness for 1.2 years!
Fact: The central nervous system is connected to every part of the body by 43 pairs of nerves. Twelve pairs go to and from the brain, with 31 pairs going from the spinal cord. There are nearly 45 miles of nerves running through our bodies.
Amazing uh ?