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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The average office desk has 400 times more bacteria on it than a toilet.