Pope Francis experienced two respiratory episodes Monday caused by a buildup of mucus, another setback for the Catholic ...

When a person has black or dark-colored mucus, they may have inhaled potentially harmful pollutants. Coughing up black mucus may also be due to an underlying infection or condition. Mucus serves ...

May come out all at once in a big clump, about an inch or two in length There's a wide variety of normal when it comes to mucus plugs. For examples, check out these pictures of what a mucus plug ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Extra mucus in your throat and chest is a common ...

Your nose is built with a fantastic gooey substance called mucus, and we produce close to a liter of it every day. I'm getting there now. Every breath you take is filled with dust, dirt ...