For a wetter cough like a chesty or mucus cough, you want a cough treatment that will help to lift and break down this build-up of phlegm and mucus helping to clear your sinuses so you can breathe ...

Chang explained that in most cases of bacterial pneumonia, the cough is "wet," producing mucus, phlegm, or pus. Chest pain is also common, especially after deep breaths, and it can worsen ...