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Did you know?
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
Did you know?
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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The average office desk has 400 times more bacteria on it than a toilet.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.