If your mucus is gray or black... …you likely inhaled dark-colored particles, like smoke from a fire or heavy exhaust.

Discover the key differences between allergy-related throat pain and more concerning conditions with expert-backed indicators ...

Fact checked by Nick Blackmer Extra mucus in your throat and chest is a common symptom of respiratory viruses, such as the ...

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 your snot.

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 ...

A telltale sign you’re getting sick is excess mucus, and if you’ve ever been desperate to stop coughing and sneezing, you’ve likely examined your mucus color, from yellow to green ...