Mucus is a slippery, protective substance that keeps your airways, throat, and digestive tract moist, trapping and clearing out dust, allergens, and germs to help protect against irritation and ...

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 is a normal part of the lungs. But smoking and other issues can cause too much mucus to collect there. (Photo Credit: iStock/Getty Images) Your body makes about a liter (approximately 1 quart) ...

Tracheostomy suctioning is a procedure that helps clear mucus secretions in people with a tracheostomy tube. Some individuals may require frequent suctioning, for example, if they have a lung ...

Consider this your permission to take a long, hot shower.

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 ...

Emphysema causes a chronic, hacking cough that’s often accompanied by shortness of breath and a tightness in the chest. Emphysema is a type of chronic obstructive pulmonary disease (COPD) that causes ...

Coughing up mucus may be a sign of a respiratory infection or lung issue. The color of the mucus may help inform what’s going on. You may be able to clear mucus at home by staying hydrated, using a ...

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