Phlegm is naturally clear. So, if your phlegm is a different color, such as yellow or green, you may have a viral or bacterial infection. Brown, red, or black phlegm may be a sign of a more ...

Problems in the lungs can cause phlegm to change color. Green or yellow phlegm can occur with an infection, but brown phlegm might indicate bleeding in the lungs. Phlegm is a type of mucus that ...

The color of this mucus can highlight the type of infection and other lung health problems. However, bronchitis is one of many conditions that can lead to excess phlegm, and while phlegm’s color ...

Can the color and consistency of that stuff actually tell you anything useful about your health? Does this seem like an undignified topic for a respectable science website? What can we say, except: it ...

When phlegm has a yellow, green, or red color to it, it’s indicating certain infections or health conditions. If you’re looking to get rid of phlegm and want to clear your sinuses, the first ...

When phlegm has a yellow, green, or red color to it, it’s indicating certain infections or health conditions. If you’re ...

Generally, the greener the color, the more cells required for defense. The yellower, the fewer. “Allergies, asthma, and often viral infections cause white phlegm or phlegm without a lot of color ...

The study of nearly 20,000 patients from 31 countries is the first time that the color of phlegm (also known as sputum) has been shown to provide clinically relevant information that reflects ...

Phlegm color can indicate underlying health issues. Clear or white may signal allergies or viral infections. Yellow or green suggests bacterial infection, needing prompt antibiotic treatment.

The color and texture can vary widely, from clear sticky strings to stretchy yellow messes to thick green clots. Brown phlegm is less common. Here are some reasons why you might get it.

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 ...