Dec 14, 2012

Ten Facts about the Human Body

Blood vessels in a human body can be as long as 60,000 miles.
Humans are born with over 300 bones, but this number reduces to 206 in adults because some naturally fuse together as we grow.
Of the 206 bones, 106 are located in the hands and feet.
The liver is the largest solid organ and it contains 10% of the blood in a human body.
The stirrup bone in the middle ear is the smallest bone in the human body and is about .11 inches long.
The average person has 100,000 hairs on his or her head. Hair grows about five inches per year.
The strongest muscle in the human body is the tongue in proportion to its size. The hardest bone is the jawbone.
The tooth is the only part of the human body that can not repair itself.
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
We use 200 muscles to take one step and we average 10,000 steps a day.

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