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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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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
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There are approximately 3 million unintended pregnancies in the United States each year.
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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.