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 serious ...

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. Red ...

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 ...

According to recent research presented at the European Respiratory Society International Congress in Milan, Italy, the colour of phlegm from people suffering from the lung condition bronchiectasis may ...

Mucus — less elegantly known as snot — may be annoying when you're sick, or when it feels like you have too much of it, but your body needs it to stay healthy. Technically, mucus is a sticky, ...

The color of your phlegm may be more than simply an unpleasant observation; it may also be an indicator into your health. The ...