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 ...

If your mucus is gray or black... …you likely inhaled dark-colored particles, like smoke from a fire or heavy exhaust. Regular smokers can also blow out darker mucus because of the tar or other toxic ...

It is almost not possible to escape cold and cough in the freezing temperatures of winter But tulsi honey and black pepper ...

Black: This could be old, dried blood. The mucus can also turn black when environmental irritants, like dust particles, smoke or other air pollutants, get stuck in the nasal passages. Serious ...

First responders are trained to minimize their exposure to the smoke, rotating crews and staying aware of wind shifts.

Dr Bond said: “As an expectorant, mullein helps to break up mucus, making it thinner, and, in turn, making it easier to cough ...

They're tiny, blobby, butt-shaped, and glow in the dark. What the heck are they? Scientists are still figuring them out.