The body produces mucus, also known as phlegm or sputum, to protect sensitive tissues in the airways. Changes in the sputum color, thickness, or quantity of phlegm may indicate a health problem, such ...

If you’re blowing your nose regularly, it’s hard not to notice your mucus—and what color it is. So it can also be alarming if you happen to spot yellow, brown, bloody, or green mucus in your used ...

A medical expert revealed the significance of different nasal mucus colors, which help determine when you should consult a doctor, as the color of the mucus helps identify the type of infection that ...

When you're sick you'll often produce more phlegm, and might notice it's thicker or a different color: white, green, yellow or maybe even brown. Subscribe to our newsletter for the latest sci-tech ...

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 ...

Of the 148 patients referred during the 15 months of the study, 1 patient was not entered in to the study because clinical review indicated the presence of pneumonia. Three patients were withdrawn ...

DEAR DR. ROACH: Colds and flus seem to linger in my lungs and nose for a week or more after all other symptoms have passed. If my phlegm and mucus are clear or white and I otherwise feel healthy, am I ...

Withholding antibiotic treatment from hospitalized chronic obstructive lung disease (COPD) patients with nonpurulent sputum does not negatively affect outcomes, a pilot study shows. The authors say ...

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.

Robert A. Stockley, MD, DSc; Christine O'Brien, MRCP; Anita Pye, PhD; and Susan L. Hill, PhD, From the Department of Respiratory Medicine, Department of Medicine ...