Human Body --(@

Approximately 75% of human poop is made of water. -Your eyes are always the same size from birth but your nose and ears never stop growing. -It takes the food seven seconds to get from your mouth to your stomach. -The average human dream lasts 2-3 seconds. -Your brain is more active during the night than the day. -One human hair can support 3kg. -Human thighbones are stronger than concrete. -The tooth is the only part of the human body that can't repair itself. -An average human loses about 200 head hairs per day. -It is impossible to lick your elbow. -Your body requires 1000-1500 calories per day just to simply survive (breathing, sleeping, eating). -Every day an adult body produces 300 billion new cells. -Scientists say the higher your I.Q. the more you dream. -You use 200 muscles to take one step. -Muscle cells live as long as you do while skin cells live less than 24 hours. -A full bladder is roughly the size of a soft ball. -Your brain operates on the same amount of power that would light a 10-watt light bulb. -There are 5 million hair follicles on an average adult. -The acid in your stomach is strong enough to dissolve razorblades. -The human brain cell can hold 5 times as much information as the Encyclopedia Brittanica. -The white part of your fingernail is called the Lunula. -There is enough iron in a human being to make one small nail. -A shank is the part of the sole between the heel and the ball of the foot. -The talus is the second largest bone in the foot. -The attachment of human muscles to skin is what causes dimples. -A 13 year old child found a tooth growing out of his foot in 1977. -Your thumb is the same length of your nose. -A woman's heart beats faster than a man's. -Dogs and Humans are the only animals with prostates. -It only takes 7lbs of of pressure to rip off your ears.