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

Coughing up phlegm after eating can be a sign that the act of eating is irritating or triggering something in the digestive system. Possible causes include food allergies, aspiration, or GERD. Phlegm ...

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

Although mucus and phlegm are related terms, they don't mean exactly the same thing. Karl Tapales via Getty Images Most people are all too familiar with the icky, uncomfortable feeling of having mucus ...

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 ...

RELATED | Cystic Fibrosis is a genetic disorder that causes a build up of mucus in the lungs and other organs. KTXS spoke ...

Bronchitis is acute or chronic inflammation of the airways. Steroids can sometimes help with chronic bronchitis but are not recommended for acute bronchitis. There are two main types of bronchitis: ...

Mucus is a thin, slippery fluid that lines the nose, throat, and other passages to trap dust and germs. Phlegm is a thicker type of mucus produced in the lungs to catch and remove harmful particles ...

Bronchiolitis, primarily caused by RSV, is a serious respiratory condition in infants that can lead to severe mucus build-up and breathing difficulties. Pediatrician Cindy Gellner, MD explains how ...

Not only adults, nasal polyps can also occur in children. Polyps are an inflammation of the nasal membranes and sinuses that ...