Add Yahoo as a preferred source to see more of our stories on Google. It’s never any fun feeling under the weather, but when a common cold is paired with excess phlegm, it makes matters even worse.

Add Yahoo as a preferred source to see more of our stories on Google. Even if it is kind of gross when you're full of it and wrestling with it, phlegm actually serves a useful purpose: The thick, ...

Healthy phlegm is usually clear and runny, but many different health conditions can change the consistency or color. Phlegm, also called sputum, is mucus produced by your lungs that helps protect your ...

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 ...

After 12 weeks of nebulized NAC, patients’ mean phlegm scores, as measured by the COPD assessment test, significantly decreased from 3.47 at baseline to 2.62. N-acetylcysteine (NAC) nebulizer therapy ...

Bronchiectasis is a chronic lung condition in which your airways, or bronchi, widen permanently and become scarred. It may cause a persistent cough, large daily production of mucus (sputum or phlegm), ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It’s never any fun feeling under the weather, but when a common cold is paired with excess phlegm, it ...