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 ...

Medically reviewed by Rafle Fernandez, MD A dry cough is a non-productive cough, which doesn't produce any phlegm (mucus), ...

How Long Does a Cough Last After COVID-19 ... This upper respiratory infection can lead to inflammation of the mucus ...

A pneumonia cough may sound deeper or louder than other coughs, and you may notice dryness or phlegm. But it also depends on ...

Since there are many reasons for a long-lasting cough, a doctor can help figure out ... airway irritation), staying hydrated to thin mucus and using air purifiers to reduce indoor air pollutants.

It can be acute, lasting less than three weeks, or chronic. Treatments for a wet cough depend on its underlying cause. Common remedies aim to loosen or break up mucus and provide you relief.

Phlegm can build up at the back of your throat when you lie down in bed and trigger coughing at night. “The most common cause of this is an upper respiratory tract infection such as colds or flu ...