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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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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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Green tea is able to stop the scent of garlic or onion from causing bad breath.