EARS:
-Wearing headphones for an hour increases the bacteria in your ear 700 times
-Your ears secrete more earwax when you are afraid than when you aren't
-Our eyes are always the same size from birth, but our nose and ears never stop growing
HEAD:
-The average number of hair strands each person has:
BLONDE - 140,000 strands
BROWN - 110,000 strands
BLACK - 108,000 strands
RED - 90,000 strands
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-Generally, a fully developed adult human head without hair will weigh between 8 and 12 pounds
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EYES:
-The average person blinks 12 times per minute and about 10,000 blinks per day.
-The reason why you get a runny nose when you are crying is because the tears from the eyes drain to the nose.
FEET:
-There are 52 bones in your feet. That is 25% of the bones in your body.
-Your feet contain approximately 250,000 sweat glands, and they sweat as much as a half a pint of moisture every day.
HANDS:
-There are no muscles in your fingers; the muscles that bend your finger joints are located in the palm and mid forearm.
-Your thumb is controlled by 9 individual muscles.
HEART:
-A kitchen faucet would need to be turned on all the way for at least 45 years to equal the amount of blood pumped by the heart in an average lifetime.
-Grab a tennis ball and squeeze it tightly: that’s how hard the beating heart works to pump blood.
-Though weighing only 11 ounces on average, a healthy heart pumps 2,000 gallons of blood through 60,000 miles of blood vessels each day.
LIVER:
-The liver is the largest solid organ in the body.
-Burgers, fries, and soft drinks damage the liver more than any other food.
LUNGS:
-Your left lung is smaller than your right one.
-Your lungs are your only organs that can float on water.
-You have 1500 miles of airways.
SKIN:
-Average adults skin spans 21 square feet, weighs 9 pounds and has more than 11 miles of blood vessels
-Skin releases as much as three gallons of sweat in a day
-Dead skin accounts for about 1 billion tons of dust in the atmosphere
-By the age of 70, the average person will have lost about 150 pounds of skin
-Goose bumps are actually little pimples that help retain a layer of warm air over our body
STOMACH:
-When you blush, the lining in your stomach also turns red.
-It takes seven seconds for food to get from your mouth to your stomach.