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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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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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More than 4.4billion prescriptions were dispensed within the United States in 2016.