This can cause your phlegm to contain traces of blood. Repeatedly coughing up phlegm often brings small amounts of blood into the mouth and onto the taste buds, leading to a distinct metallic ...

Phlegm might seem like an everyday nuisance, but it can serve as a critical indicator of your body’s respiratory and systemic ...

When a person has black or dark-colored mucus, they may have inhaled potentially harmful pollutants. Coughing up black mucus may also be due to an underlying infection or condition. Mucus serves ...

The main symptom of bronchitis is a productive cough. In other words, a cough that brings up yellow-grey mucus. If you have a cold, your cough will be dry. Since bronchitis is an inflammation of ...

chesty cough, and the inevitable mucus and phlegm build-up. However, did you know that mucus production actually helps the lungs by trapping irritants such as dirt and dust, and infectious ...