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

If you’ve ever fought a cold or infection in the past, chances are you’ve had the not-so-pleasant experience of coughing up green phlegm. Along with a runny nose and sore throat, green phlegm is ...

Several foods have immune-boosting and mucus-thinning properties that may help ease nasal congestion, a common symptom of ...

The moment you notice blood in your cough, your world can suddenly feel like it’s spinning out of control. That metallic taste in your mouth and the frightening sight of red-tinged sputum can trigger ...

People who experienced severe long COVID had two stand-out symptoms: Persistent cough and a lot of sputum within the year after being hospitalized for their initial infection, according to a new study ...

Healthy phlegm is usually clear and runny, but many different health conditions can change the consistency or color. Phlegm, also called sputum, is mucus produced by your lungs that helps protect your ...

People often dismiss a cough as a minor ailment, but sometimes it can be a sign of an underlying problem, especially when ...

Pneumonia coughs are usually deeper and louder than regular coughs. A pneumonia cough often brings up mucus, which can be ...

People may experience a cough and sore throat, but no fever. Causes of this can include a simple irritation, infection, or obstruction in the throat. Coughing is a natural reflex that helps clear the ...

There comes a time each year — it could mid-winter in the brittle cold, when colds and flu are making their rounds, or in the middle of spring, when pollen fills the air — when you just can't stop ...