Exercise and Asthma

Abstract
Exercise is one of many nonpharmacologic and nonimmunologic stimuli that can produce acute episodes of airway obstruction in patients with asthma. Unlike other types of provocations that function only periodically in the lives of patients with the disease, exercise is one of the most common precipitants of acute asthma encountered in clinical practice. Exercise-induced asthma is particularly troubling in children because of their high level of physical activity; it is by no means confined to children, however, and can be readily induced in adults of all ages when they are sufficiently active.The clinical features of exercise-induced asthma are quite . . .