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

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.

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

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 ...