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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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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.