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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.
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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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People about to have surgery must tell their health care providers about all supplements they take.
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There are approximately 3 million unintended pregnancies in the United States each year.