Cortisone drugs by nebulizer, which have fewer adverse reactions than oral forms. Antihistamines cromolyn sodium or nedocromil by nebulizer. If an attack follows heavy exercise, sit and rest. Sip warm water. Treatment with bronchodilators often prevents exercise-caused asthma.
Swimming is perhaps the best exercise for asthma patients.
No special diet, but avoid foods to which you are sensitive. Lung infection and chronic lung problems from recurrent attacks. Symptoms can be controlled with treatment and strict adherence to prevention measures. Half the children will outgrow asthma. Without treatment, severe attacks can be fatal.