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Did you know?
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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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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Vaccines prevent between 2.5 and 4 million deaths every year.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.