A cough that produces mucus or phlegm can reveal an underlying infection or condition. Learn about wet cough causes and how ...

You may cough up blood-stained phlegm that is thick and dry in consistency ... The five-year relative survival rate for non-small cell lung cancer is 26%, while the five-year relative survival ...

A wet or productive cough brings up mucus, saliva ... can increase your risk for a dry cough with no fever. "Smoking and vaping cause the cilia, which are small hair-like projections that line ...