The brain can remember 50,000 different smells, is made up 80% of water, and stops growing when you reach the age of about 15 years.
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while an average person's heart beats between 60 and 80 times a minute, bu comparison, an elephant's heart only beats 20 to 25 times per minute and the heart of a mouse beats more than 500 times each minute.
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In one day, your heart pumps enough blood to fill the size of a truck that delivers heating oil to homes.
Your heart exerts enough power every day to lift 1 ton weight to 41 ft high.
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some people are born with one kidney
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The human eye is so sensitive that a person sitting on top of a hill on a moonless night could see a match being struck up to 50 miles (80km) away.
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Sound waves cause the eardrum to vibrate. Humans can hear sound waves with frequencies between 20 and 20,000 Hz
The temperature of 68 degrees F (20 degree C), sound travels at 1,125 ft/sec (343m/sec). This is the same as traveling at 756 m/hr (1,217 km/hr). Also, as the temperature rises, the speed of sound gets faster.
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about two million people in the United States have no sense of smell. This is a disorder called anosmia. A serious head injury can cause anosmia.
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Pieces of donor bone, taken from cadavers, are freeze-fried and stored at room temperature, or deep-frozen and stored in a bone bank
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For the first few months of development in the womb, the fetus has a "hole in the hear," but as the fetus grows, this hole gradually closes up and is gone by the time the baby is born.
Okay that's enough for today.
Treat your body right.
~time for a cookie -a snowflake cookie!
I miss your company.
