Article: Scientists Discover How Viral Infections Trigger Asthma Attacks

BALTIMORE, Nov. 15 /U.S. Newswire/ -- The following was released today by the Johns Hopkins University School of Public Health:

An encounter with the flu will not cause an asthma attack in a healthy person. However, viral infections have long been known to constrict the airways in the lungs of people with asthma, leading to the wheezing and shortness of breath characteristic of an asthma attack. Now a group of scientists at the Johns Hopkins University Schools of Public Health and Medicine have discovered how viral infections trigger asthma attacks in susceptible people, a finding that may lead to strategies for countering such virus-induced health crises. The study appeared in the ...

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