Coughing up thick, green mucus may mean a bacterial or, less often, viral infection, but that's not always true. You ...

Mucus protects our body by trapping bacteria and particles. The color and texture of your mucus can give clues about your ...

The mucus in your nose serves many functions. Its colour can tell you and your doctor a lot about what’s going on in your body. While this is not enough to diagnose anything outright, it offers ...

Producing mucus will help clear your sinuses ... A lot of people think yellow or green snot means you need an antibiotic. That is not true. Laura Martin, MD, MPH If it's a viral infection causing ...