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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.