Please provide your email address to receive an email when new articles are posted on . Patients with more purulent sputum had a higher frequency of exacerbations and hospitalizations over 5 years.

The moment you notice blood in your cough, your world can suddenly feel like it’s spinning out of control. That metallic taste in your mouth and the frightening sight of red-tinged sputum can trigger ...

Black mucus is rare. It can be the sign of a fungal infection, or exposure to pollutants such as coal, dust or cigarette ...

Milan, Italy: The colour of the phlegm from patients with the lung disease bronchiectasis can indicate the degree of inflammation in their lungs and predict their future outcomes, according to new ...