The child should wait until the asthma symptoms are relieved and basically in a stable state before gradually carrying out moderate exercise; 1.The child should do about 15 minutes of warm-up preparatory activities before exercise until the whole body is warm or slightly sweating, and then do slightly more intense exercise; 2.The child can prophylactically inhale bronchodilators 15 minutes before exercise to avoid acute asthma attacks during exercise; 3.During exercise Try to let the child breathe through the nose to reduce water and heat loss; 4. When participating in sports, you must carry asthma calming medication with you for emergency use; 5. It is not easy to do longer (more than 5 minutes) strenuous sports; 6. Use anti-inflammatory drugs such as inhaled glucocorticoids or leukotriene receptor antagonists on time to control airway inflammation and reduce the chance of sudden asthma attacks during sports; 7. When the weather is cold and dry Use a mask or scarf to protect your nose and mouth during exercise to keep you warm and moisturized; 8. During the pollen dispersal season, avoid dense flowers during exercise and wear a mask for protection to avoid inhaling pollen.