When you're sick you'll often produce more phlegm, and might notice it's thicker or a different color: white, green, yellow or maybe even brown. We all produce mucus, even when healthy. Mucus is a ...

Mucus consists mainly of water and a gel-forming molecule called mucin. The body uses mucus to protect tissues, remove particles, and prevent infections. Mucus is essential for the functioning of many ...

Drinking plenty of fluids can help decrease the thickness of phlegm and make it easier to remove. Bloody, brown, white, yellow, or green phlegm may be a sign of an underlying condition or infection.

Having black or dark phlegm or mucus can be distressing. It can often signal a serious disease or exposure to unhealthy pollutants. The presence of mucus is not a sign of disease and shouldn’t pose ...

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 ...

Phlegm is a form of respiratory mucus produced by the lungs. The airways between the larynx and the respiratory bronchioles are lined by columnar epithelium over which an airway surface liquid (ASL) ...

Infections and allergies can cause thick, glue-like nasal mucus. Environmental factors, like a dry climate, can also contribute to this. Nasal mucus is created by the tissue lining of your nose and ...

A mucus plug protects the cervix from bacteria during pregnancy. Losing a mucus plug can indicate the start of labor. Contact your doctor if you lose your mucus plug before 37 weeks. A mucus plug is a ...

When you're sick you'll often produce more phlegm, and might notice it's thicker or a different color: white, green, yellow or maybe even brown. Subscribe to our newsletter for the latest sci-tech ...

Lynn Nazareth does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...