1. Environment and rest: Keep the indoor air fresh, temperature and humidity appropriate, and open windows regularly for ventilation. Provide a quiet and comfortable environment for the child to rest. 2. Encourage the child to drink more water, help and guide the parents to pat the child’s back and turn the child to promote the discharge of sputum. 3.Promote the relevant examination and treatment, obtain the cooperation of the child and family members, and instruct the child not to adjust the drip rate at will. 4.Guide the child to strengthen physical training, to be outdoors more often, to get more sunshine, to improve the ability to adapt to temperature changes, and to increase and decrease clothes with weather changes. Feed the child reasonably, add supplementary food in time, do not be partial to food, do not be picky, develop good eating habits, vaccinate on time, and go to public places less often to avoid cross-infection during influenza.