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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

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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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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

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The human body produces and destroys 15 million blood cells every second.

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