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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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The average office desk has 400 times more bacteria on it than a toilet.
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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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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.