Mumps is generally contagious from 6 days before to 9 days after onset, with the most contagious from 1-2 days before to 5 days after onset. Mumps is divided into mumps and mumps suppurativa. Mumps suppurativa is generally not contagious, but mumps is contagious. Mumps is an acute respiratory infection caused by the mumps virus, which is self-limiting and spreads mainly through droplets. The main manifestation is swelling and distension of the parotid gland, which is contagious from 6 days before to 9 days after the onset of the disease, especially between 1-2 days before and 5 days after the onset of the disease, and is usually released from clinical isolation when the swelling has completely subsided. If you have mumps, it is recommended that you seek medical attention and isolation as soon as possible. During the onset of the disease, it is important to maintain good oral hygiene, eat a liquid or semi-liquid diet, and get plenty of rest.