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 ...

Black mucus is rare. It can be the sign of a fungal infection, or exposure to pollutants such as coal, dust or cigarette ...

Ever wondered why the color of your snot is different when you're sick? You're probably not the first person to ask this ...

Whether you’re dealing with a runny nose, cough or congestion, your mucus can help determine if it’s a minor bother like a common cold, allergies or a more serious health issue. That’s right, the ...

Ahh-choo! It's the height of spring allergy season, and you just sneezed. But before you throw away that tissue, check the color of your snot first, doctors say. It could hold the answer to questions ...

DEAR DR. ROACH: Colds and flus seem to linger in my lungs and nose for a week or more after all other symptoms have passed. If my phlegm and mucus are clear or white and I otherwise feel healthy, am I ...

Your snot isn’t just an inconvenience; it is a window into your health. The color and consistency of nasal mucus can reveal a lot about your body, from allergies to infections. Understanding these ...

Lynn Nazareth 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 ...

This germ fighting goo gives useful clues about your immune system and more! We explore the science behind your snot. There's a lot of chemistry going on in your phlegm. This germ-fighting goo ...

Mucus production is natural. However, overproduction of mucus in the throat can lead to long-term coughing and throat irritation. Certain conditions and factors can lead to an excess of mucus, such as ...