Frequent spitting of white phlegm every day can be caused by a variety of reasons, such as chronic pharyngitis, chronic bronchitis or pneumonia and other diseases. 1. Chronic pharyngitis: When chronic pharyngitis exists, it is easy to cause irritation to the throat area, resulting in increased secretion, and then frequent spitting of phlegm every day may also occur. 2. Chronic bronchitis: the main symptoms of coughing, coughing up sputum or accompanied by wheezing, generally morning cough is the main, sputum is usually white mucus or plasma foamy, occasionally with blood. More sputum in the morning, after getting up or position change can stimulate sputum. 3. Pneumonia: After suffering from pneumonia, the dirty substances in the patient’s body cannot be discharged from the body in time, which may also induce the performance of frequent sputum discharge every day. The symptom of frequent spitting white sputum every day may also be caused by other reasons, such as bronchial dilatation, etc. If there is a lot of foamy sputum, it is necessary to be alert to the possibility of alveolar cancer, and one should go to the hospital in time to avoid aggravation of the condition.