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 color 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 research presented ...

NEW YORK (Reuters Health) - Confirming widespread beliefs by doctors and parents alike, the color of phlegm coughed up by people is indeed a good indicator of whether that person has a bacterial ...