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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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People about to have surgery must tell their health care providers about all supplements they take.
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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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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Asthma cases in Americans are about 75% higher today than they were in 1980.