Up to one-quarter of people with COVID-19 may experience a cough with mucus (phlegm). Though not typical, sometimes chest congestion is a sign of COVID-19. This can cause a wet or productive cough ...
A higher-than-normal amount of phlegm can build up in your nose, throat, and lungs when you are sick. This build-up may cause coughing and discomfort. Bloody, brown, white, yellow, or green phlegm ...
A "wet" or "moist" cough, also called a productive cough, describes a cough where mucus or phlegm is produced or heard. Treatments for a wet cough can depend on the cause, which may include the ...