”Chickenpox is an acute respiratory infection caused by varicella-zoster virus. The disease can occur throughout the year, but more in winter and spring, commonly in preschool children. Mainly through the air, respiratory droplets through the respiratory transmission, but also due to contact with the chickenpox virus contaminated clothing, toys and other indirectly infected. The incubation period of the virus is about 2-3 weeks. ”The main symptoms of chickenpox are: fever, headache, cough, fatigue, loss of appetite, etc. The rash usually appears within 1-2 days. The rash first occurs on the trunk, gradually extending to the head, face and limbs, and more on the trunk, less on the face and limbs. Initially, it is a small red papule, and then becomes a blister. Blister wall is thin and easy to break, accompanied by itching. After 2-3 days and dry crust, later scab off and healed. Within 3-5 days of the onset of the disease, the rash occurs in batches, so at the same time you can see the papules, blisters, crusts and other different periods of lesions, the duration of the disease about 2-3 weeks. If the child scratches the skin due to itching, it may cause skin infection and leave scars. If a child has had chickenpox, he or she will be immune for life after recovery. The winter and spring seasons are the most common seasons for chickenpox, and parents should take their children to less crowded public places. Children who have not been vaccinated should be vaccinated as soon as possible to prevent the disease. If your child’s vaccination has passed the protection period, you should also get a replacement in time. Once the child has “chickenpox”, to immediately isolate, so as not to infect other children, it is best to go to the hospital for antiviral treatment. At the same time, the family should take good care of the child, let the child rest in bed, drink more water, eat more light and easy to digest food, such as vegetables, fruits, avoid eating lard, meat.