Asthma, Exercise-Induced

Exercise-induced bronchospasm (EIB), also known as exercise-induced asthma (EIA), is a condition that obstructs the flow of air to the lungs during physical exertion. This condition can adversely affect the performance and fitness of athletes. EIB is defined as the presence of symptoms while exercising or, more formally, as a decline in FEV1 (forced expiratory volume in the first second after full inspiration) or PEFR (peak expiratory flow rate) shortly after the onset or cessation of exercise. FEV1 and PEFR are measured ...

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