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.
Over-the-counter (OTC) medicine is what most people reach for after ... but brown phlegm might be a sign of bleeding.
It’s that time of year again, when everyone’s fighting a cold ... mucus can also simply consist of boogers that have been in your sinuses for a long time. You may not even have known that ...