Your lungs produce mucus every day to trap dust, germs, and irritants. Normally, this mucus is thin and moves out of the airways with little effort. But when you have a cold, allergies, asthma, ...

Add Yahoo as a preferred source to see more of our stories on Google. There's no way around it: Coughing up phlegm feels gross, especially if you're already dealing with other unpleasant symptoms from ...

People often dismiss a cough as a minor ailment, but sometimes it can be a sign of an underlying problem, especially when it's accompanied by mucus (phlegm). What is the reason for a cough with phlegm ...

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." There's no way around it: Coughing up phlegm feels gross, especially if you're already dealing with other ...