Spring is here, everything is reviving, gradually warm environment, all kinds of bacteria, viruses are also followed by active. The baby’s resistance is weak, the most vulnerable to germs, coupled with the temperature difference between day and night so that many babies suffer from such and such diseases, to sum up, colds, diarrhea and hand, foot and mouth disease is the spring babies are more prevalent diseases. 1, respiratory diseases Respiratory diseases include allergic and infectious diseases, such as measles, rubella, chicken pox, mumps, rhinitis, asthma, colds, etc. Preventive measures: strengthen physical exercise for young children to improve their immunity; increase and decrease clothing appropriately according to weather changes to avoid sudden cold and heat; keep indoor air circulation and certain humidity; during the epidemic of infectious diseases, try to minimize access to public places with lots of people and dirty air. 2, intestinal diseases baby’s intestinal tract is very sensitive, easily infected with rotavirus enteritis. Preventive measures: The key to preventing intestinal infections is good dietary hygiene. Parents should always remind their children to develop the good habit of washing their hands before meals and after pooping, to handle the baby’s excrement carefully to avoid contaminating food, not to eat cold and unclean food, not to drink raw water, not to eat spoiled food, to maintain the hygiene of tableware, baby bottles, pacifiers should be strictly disinfected, to prevent disease from the mouth. 3, hand, foot and mouth disease caused by enterovirus, mostly in infants and children under 5 years old, incubation period is generally 2-7 days, most patients with mild symptoms, fever and rash or herpes on the hands, feet, mouth and other parts of the main features. Complications such as aseptic meningitis, encephalitis, acute flaccid paralysis, respiratory tract infection, pulmonary edema and myocarditis can occur in severely ill patients with HFMD. Preventive measures: Spring is the high incidence of HFMD, parents should take their children to less crowded public places to reduce the chance of being infected. If your child has symptoms such as fever and rash, seek medical attention promptly. The key to preventing HFMD is to pay attention to the hygiene of the family and the surrounding environment, pay attention to personal hygiene, wash children’s hands with soap or hand sanitizer before meals and after going out, do not drink raw water, do not eat raw and cold food, parents should wash their hands before touching children, after changing diapers or handling feces for young children, and properly dispose of dirt, the living room should be frequently ventilated, and clothes and blankets should be dried regularly.