Brown mucus is a response to irritation or inflammation in the lungs and contains dead cells, old blood, debris, tobacco tar, or air pollutants. A range of factors and health conditions can cause ...

Your body makes phlegm, aka mucus, to sweep out harmful bacteria and allergens. The color of the phlegm can depend on the causes. Here are possible reasons why it’s brown.

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 ...

You may not be as familiar with brown mucus, and that’s because it’s not as common as clear, yellow and green boogers. Though it may not be a cause for concern, ...

Mucus is natural. If your body makes too much of it, it might be a sign of a wide range of problems, including acid reflux, allergies, asthma, infections, or other conditions.

Brown. Brown mucus, says Dr. Shapiro, can be a sign of old blood or a bacterial infection, which is a sign you should check in with your doctor. advertisement. Related Content. Health.

Learn more about the differences between mucus and phlegm, how to treat excess mucus, ... Brown or brown spots: This may be old blood from cystic fibrosis or other bacterial lung infections.

Clear: Colorless snot is normal.If you're producing more than usual and it's stringy, you may have allergies. If it's liquidy, you may have a virus. White: Thick, whitish mucus that lasts more than ...

Mucus is a sticky fluid that lines your lungs, throat, mouth, nose, and sinuses and helps to protect against various infections. What Is Mucus? Causes, Diagnosis, Treatment, and Prevention ...

It’s that time of year again, when everyone’s fighting a cold and blowing their nose. Maybe you’ve found yourself having sinus struggles, or you’ve noticed your boogers don’t look ...