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

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

Hearing others coughing and choking is one of the annoying things in life, but learning to listen to your cough can sometimes ...

Coughing is more than a minor annoyance; it can reveal important clues about your health. According to a study published in PLOS One, understanding whether your cough is dry, wet, or wheezing helps ...

Coughing can be caused by pollution or viral infections. Experts explain key differences, warning signs and when simple care ...

It can be hard to decipher when you or your children are suffering from allergies or something more serious. When should you go to the doctor? When should you take medicine, and what should you take?

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

About 1 in 4 people who have had a cold or other respiratory infection will have a lingering cough, say experts. (Getty Images) Dealing with a cough has never been fun, but it's particularly ...

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 ...