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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).
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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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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.