Parents must distinguish between coughing and wheezing: coughing requires searching for the cause, while wheezing requires immediate pacification. Cui Wencheng, Department of Pediatrics, Jinan Hospital of Traditional Chinese Medicine Coughing is a protective reaction of the body, which can cough out foreign bodies and keep the airway open. It is not advisable to stop coughing in the morning, which is good for clearing out the body’s stored waste overnight. You can also stop coughing during the day if it does not affect your diet or sleep at night, and cough suppressants should not be used easily. If you have phlegm, do not swallow it, and of course, do not spit anywhere. Children with a lot of phlegm can eat less and drink less water to reduce the production of phlegm. Wheezing affects breathing and leads to oxygen deprivation, and asthma medication is always available.