The film tells about the prevention and treatment of an infectious viral disease - measles. Part 1 New Year's holiday. Children dance around the tree. Adults sit at the table. Small children play on the floor. Only Kolya does not play and does not lead a round dance, but stands with his head bowed beside his mother. Parents decide to leave the holiday, the child cries all the way home in the transport. Kolya has a high fever and coughs in his sleep. The invited doctor makes a diagnosis - measles and warns (sync.) About the appearance of a rash in the mouth, and then a rash on the body. Now the most important thing is to warn those with whom Kolya communicated. Measles is a contagious disease. Mom dictates (sync.) The address of the Frolovs' New Year tree. Maria Fedorovna Frolova talks (sinhr.) With a doctor. The doctor offers (sinhr.) To vaccinate against measles for the youngest child, the eldest daughter has already had a dangerous illness. The doctor writes down the addresses of the participants in the New Year's holiday. In the vaccination station, posters are hung on the walls with information about the need to vaccinate children. Maria Feodorovna enters the blood donation room. A nurse in sterile conditions takes blood, from the serum of which they make a vaccine for children. In the vaccination room, the nurse gives the vaccine to the baby. Part 2 Mom is sitting by the bedside of Kolya, who is sick with measles. She wipes his face and hands with a napkin moistened with a solution of boric acid to relieve the heat, and together with her grandmother, she makes the wet bed dry. In the spacious room there is only a crib and Colin's toys. The doctor notes (sync.) That without furniture it is easier for a sick child to breathe. In this case, it is necessary to ventilate the room more often. The mother and the doctor carry the patient's bed so that no light falls on him. Parents with children are expected to have a daily medical check-up before going to the nursery. The nurse examines the children, measures the body temperature. Popova's son has a temperature on the thermometer of 39.2 degrees. Part 3 A nurse asks a mother with her sick son to leave the child care facility. Perhaps the boy has measles. The nursery staff begins to decontaminate the premises. They ventilate rooms, carry out wet cleaning of children's furniture, wash door handles and floors. The nursery director calls the health department and announces (sync.) Quarantine for 28 days for measles. A doctor comes to the sick son of the Popovs. The boy has a complication - pneumonia. The doctor and the mother are watching the child. The boy is crying. A parent meeting is taking place in the nursery. The director talks (sync. And behind the scenes) about the complication of measles - pneumonia, which led to the death of a child in the Popov family. Vaccination is the primary treatment for measles. The vaccinated children play merrily. In the nursery, children are taught hygiene, the children are happy to wash their hands and face with soap. They drink milk and bread at the tables.