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Your body naturally makes mucus to protect organs like lungs and eyes. But infections, allergies and pollution can boost mucus production. Know what it does, when to worry and how to ease discomfort.

Not many things are as uncomfortable and annoying as a runny or congested nose when you’re sick. Constantly blowing your nose and not being able to breathe through it may leave you wondering: Why does ...

Curious about your snot? Plenty of people take a peek at what winds up in their tissue after a good nose blow, but doctors say this curiosity can actually give you clues about your health. "Increased ...

There are lots of unpleasant things about being sick. Leaking slimy green snot is near the top of my yuck list. I talked about it with my friend Linda Eddy. She’s a nurse for kids. She runs the ...

OK, get this. The human body produces at least one liter of mucus every day. I know - gross, right? But keep in mind, this sticky, slippery muck is crucial. It's a protective barrier against germs. It ...

David King does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...