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 ...

It may be blood-tinged, too. There's some evidence to suggest that mucus in the colon, where stool passes, may help to ...

The size ranges from about 3-10 grams (g). You might see a little blood mixed in with the mucus, which causes the mucus to look pink or streaked with blood. Seeing blood is normal, as long as it ...

If you have a cardiac cough, you may cough up white mucus or mucus that is pink or blood-tinged. This type of cough doesn't ...

Slippery proteins in the brain’s blood vessels form a protective barrier that breaks break down with age, studies in mice ...

Mucus often changes colors when dead cells, germs and other substances, like blood or tobacco smoke, gets mixed with it, according to Cleveland Clinic. These colors include: Pink: Mucus can turn ...