Avoid touching your face, particularly the eyes, nose, and mouth ... into secondary bacterial infections, turning white phlegm yellow. Prompt treatment is essential to avoid this progression.

Normally, mucus is clear. But during illness, it can acquire colour—yellow or green. Regardless of whether it is clear or ...

Learn why phlegm happens and discover gentler, everyday ways to remove it without resorting to loud “uncle coughs”.

A sinus infection, known as sinusitis, can cause a blocked nose, as well as other symptoms including a fever, yellow or green mucus, facial pain, a headache, and reduced sense of smell. You can use ...