Add Yahoo as a preferred source to see more of our stories on Google. Whether you’re dealing with a runny nose, cough or congestion, your mucus can help determine if it’s a minor bother like a common ...

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. We all produce mucus, even when healthy. Mucus is a ...

Coughing up thick, green mucus may indicate a bacterial or, less often, viral infection, but that's not always the case. You constantly breathe in bacteria, some of which are harmless, through your ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

Whether you're dealing with a runny nose, cough or congestion, your mucus can help determine if it's a minor bother like a common cold, allergies or a more serious health issue. That's right, the ...