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Acute bronchitis isinflammation of the main airways to the lungs called the bronchi. It is usually caused by an infection. Symptomsof acute bronchitis may last several weeks.
See also chronic bronchitis .
Bronchitis - acute
Causes, incidence, and risk factors
Acute bronchitis is one of the most common medical conditions seen in a doctor's office. Itisprimarily caused by avirus that infects the respiratory system.There are anumber of different respiratory viruses that can do this, including the rhinovirus, which causes the common cold.
The classic symptoms of bronchitis may mimic a cold. A tickle in the back of the throat progresses into a dry, irritating cough. But as the infection gets worse, a person may cough up thick, yellow mucus thatmay (rarely)be streaked with blood.
Sometimes the symptoms of bronchitisdo not appear until the underlying viral infection has gone away, and a secondary bacteria infection causes ...
New scientific studies are released daily, often reporting a grim prognosis for our future health. It's enough to make you feel hopeless about your own health as well as the health of everyone around you. There is no denying that obesity is a growing problem in the United States and around the world. The vast body of research on this topic allows us to make informed decisions and lifestyle changes; however, it is important to know that all research has limitations and the results are simply a best guess. A recent study that found people who have overweight friends are more likely to become overweight has been widely covered in the press. This particular study, published in the New England Journal of Medicine , found that if someone became obese their friends were 57 percent more likely to become obese, that's more than twice as likely. When not carefully considered, these findings can be quite disheartening. The very people you consider to be your support system...
Is Obesity Contagious?
Before you grab me by my shoulders and begin shaking me hard while shouting in my face “what kind of question is that?” hear me out. I am not referring to the generic definition of contagious and suggesting that if you drink from the same glass as an obese person that you will begin to gain weight. Nor am I suggesting that a preventive inoculation can be administered at some point of the year that might be referred to as “obese season.” I am not saying that at all, so please, take your hands off my shoulders. Findings published in the 2007 New England Journal of Medicine cite the obesity contagion as a social experience. Not bacterial or viral, but something shared through interpersonal relationships. The Obesity We Share Social contagion occurs when people follow the example of friends or family and gain and lose weight along with them. Statistics showed that the chances of a person becoming obese increased by 57% if they had a frien...
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