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.

In the final phase of boogerfication, the mucus, dirt, and other junk dry up and clump together, forming the nasal classic-- the booger.

This can cause your phlegm to contain traces of blood. Repeatedly coughing up phlegm often brings small amounts of blood into the mouth and onto the taste buds, leading to a distinct metallic ...

(RTTNews) - Savara Inc. (SVRA), a biopharmaceutical company, Thursday announced that it has introduced the aPAP ClearPath Dried Blood Spot Test in the U.S. This new test builds on its prior serum ...

These colors include: Pink: Mucus can turn pink after an injury to the nose when it gets streaked with blood. It can also be a sign your nasal passages are so dry that tiny blood vessels that line ...