Asthma triggered by vigorous physical activity. It primarily affects children and young adults because of their high levels of physical activity, but it can occur at any age. Exercise-induced asthma is initiated by the fall in airway temperature during rapid breathing followed by rapid reheating with lowered ventilation. The more heat that is trans [..]

Some people have asthma symptoms (such as coughing, wheezing, or trouble breathing) only when they're doing sports or being active. Being active may be the only cause of their breathing trouble, [..]