"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 ...

Discover why you might be coughing up phlegm after a workout and learn tips to manage exercise-induced mucus. Identify triggers like allergies and breathing habits.

Americans are weathering the worst flu season in years, as a number of other respiratory illnesses circulate too, such as COVID-19, RSV and the common cold. A telltale sign you’re getting sick is ...

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 ...

Nasal obstruction is a blockage of the nasal cavity, which is the space inside the nose. It may occur due to excess mucus or structural changes to the nose. The nasal cavity divides into two passages, ...