After being infected with the new coronavirus, patients usually have a dry cough, which occurs at different intervals with no specific pattern. After infection with the new coronavirus, early symptoms such as dry cough, fever, weakness, etc., due to the degree of infection by the new coronavirus, personal constitution and other aspects of the different patients, some patients with dry cough is more obvious, the number of times of dry cough is more frequent, some patients with dry cough is not too frequent, occasional dry cough phenomenon, and a few patients do not have the symptoms of dry cough. Patients who have a severe dry cough, accompanied by fever, fatigue, muscle aches and other symptoms, and have a history of living in an infected area or close contact with new crown pneumonia. Should pay attention to wear a mask, go to the regular designated hospital fever clinic, simply through the dry cough can not determine whether the new coronavirus infection. Tip: “New coronavirus pneumonia and new coronavirus pneumonia” mentioned in this article were renamed to “new coronavirus infection” on December 26, 2022, as announced by the National Health Commission.