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Asthma cases in Americans are about 75% higher today than they were in 1980.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.