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Author Question: Why was pellagra found in epidemic proportions in the southern United States at the turn of the 20th ... (Read 40 times) |
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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Your heart beats over 36 million times a year.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.