Curious about your snot? Plenty of people take a peek at what winds up in their tissue after a good nose blow, but doctors say this curiosity can actually give you clues about your health. "Increased ...

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 ...

Brits are being urged to check the colour of their snot as the new H3N2 subclade K flu spreads, with experts revealing said ...

If you’re blowing your nose regularly, it’s hard not to notice your mucus—and what color it is. So it can also be alarming if you happen to spot yellow, brown, bloody, or green mucus in your used ...

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 ...

Medically reviewed by Susan Russell, MD Key Takeaways Coughing up white mucus can be a sign of an upper respiratory infection ...

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 ...

We are all full of mucus, and not only because cold season is upon us. Our bodies produce a fresh liter of slime each day to coat our passages and tracts. Mucus may be gross, but its grossness ...