Since December 2019, wuhan, hubei province part of the hospital have found more cases of exposure to south China seafood market history of unexplained pneumonia cases, has now been confirmed for 2019 new coronavirus infection caused by acute respiratory infectious disease. The disease is main show with fever, fatigue, dry cough, stuffy nose, runny nose, upper respiratory tract symptom such as rare, there will be a lack of oxygen hypoxia state. Latency time for 3 to 14 days, with transmission speed, risk with longer treatment time, we should pay more attention to in their everyday life.