Black mucus is rare. It can be the sign of a fungal infection, or exposure to pollutants such as coal, dust or cigarette ...

Morning nasal congestion can signal allergies, sinusitis, dry air, GERD, or structural nasal issues. ENT experts say that ...

A medical expert revealed the significance of different nasal mucus colors, which help determine when you should consult a ...

A persistent cough can be embarrassing, especially if people think you have COVID. Coughing frequently can also make you physically tired, interfere with sleep and trigger urinary incontinence. As a ...

Chronic obstructive pulmonary disease (COPD) affects approximately 29 million people in the U.S. and is the fourth leading ...