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Author Question: Suppose that the average country song length in America is 4.75 minutes with a standard deviation of ... (Read 470 times) |
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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
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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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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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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.