If a child has a cold and cough, it is recommended to go to the hospital for a timely examination and take targeted treatment. Common treatment methods include medication, exercise, maintaining balanced nutrition, paying attention to warmth and preventing cross-infection, etc. 1. medication: usually children often have colds and coughs related to low immunity, and can take medication to improve their immunity under the guidance of a doctor; 2. exercise: in addition to taking medication, usually pay attention to appropriate outdoor activities, such as outdoor activities 0.5-1 hours a day, more sunshine, which can help strengthen children’s resistance. 1 hour of outdoor activities and more sunshine can help strengthen your child’s resistance and avoid frequent colds and coughs; 3. Maintain a balanced nutrition: Some children are prone to recurrent colds and coughs when they are malnourished, paranoid or picky eaters. It is important to pay attention to a balanced diet and eat more high-quality protein, as well as fresh vegetables and fruits that contain more vitamin C to supplement nutrition; 4. Pay attention to keeping warm: add your child’s clothes appropriately according to the change of seasons so that your child does not get cold and cause the occurrence of cold and cough; 5. Prevent cross-infection: If possible, do not take your child to crowded public places during a cold epidemic. When you are at home, open the windows frequently to keep the air fresh and circulating, which can effectively prevent cross-infection and prevent your child from catching a cold.