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 ...

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 ...

Chronic cough is any cough that lasts for at least 4 weeks in children and 8 weeks in adults. If you can't stop coughing it could be due to asthma, post-COVID-19, GERD, COPD, and more. Once the ...

Whooping cough is spreading in Austin along with flu and RSV, Mpox and hand, foot and mouth disease. Practice good safety ...

Everyone has a cough from time to time. In fact, coughing can serve a useful purpose by ridding the lungs of irritants or excess mucus. Coughing may also help remove germs from the lungs and prevent ...

Coughing up blood is usually a cause for concern and should be addressed immediately. Serious conditions that may cause you to cough blood are lung cancer and congestive heart failure. Seek emergency ...

Huff coughing, or huffing, is a breathing technique that helps move mucus out of the lungs. It can clear the lungs and help prevent infection in people with conditions such as chronic obstructive ...

There are a few reasons your cough may get worse at night when you're battling a virus. Shawn Nasseri, MD, an otorhinolaryngologist based in Beverly Hills, explained that when you lie down, mucus ...

Have you noticed that your normally happy, healthy dog has started coughing constantly? A lot of things could be the cause of your dog's distress—some of them pretty harmless, others more serious. The ...

When it comes to sleep disruptions, it doesn’t get much worse than the dreaded night cough. If coughing is keeping you up at night, you’re probably frustrated, fatigued and wondering how to put a stop ...