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

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 ...

This article dives into the ins and outs of bloody boogers. It explains all the potential causes, treatments, and ways to ...

This type of infection can cause bleeding in the airways, and this blood makes the mucus and phlegm appear dark or black. According to the American Cancer Society, there were about 234,580 new ...

When a white blood cell finds a germ, it latches onto it. Then it changes its shape to surround the germ. You can imagine the ...

ROME and LONDON -- Pope Francis suffered two episodes of "acute respiratory failure" on Monday, the Vatican said. The ...

Our expert elaborates on its symptoms, which include fever, chills, a productive cough (with yellow, green, or bloody mucus), sharp chest pain, and fatigue. Dr. Gangakhedkar explains ...

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 ...