This cold and flu season, you may be looking for clues you're getting better anywhere you can find them, even in the color of ...

When a white blood cell finds a germ, it latches onto it. Then it changes its shape to surround the germ. You can imagine the ...

Phlegm might seem like an everyday nuisance, but it can serve as a critical indicator of your body’s respiratory and systemic ...

Open your tissue, if you dare. The color of your snot can reveal a lot about your health. Our noses are lined with mucus membranes that secrete snot to help keep our tissues healthy and trap dirt ...

Myth or fact? Snot can be good for you. Producing mucus will help clear your sinuses, help clear your nasal passages. Laura Martin, MD, MPH And the snot and the mucus, they help keep our mucous ...

you’ve likely examined your mucus color, from yellow to green, for signs you may be healing. “We are in the midst of one of the most severe flu seasons in the past few decades, and it is ...