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 ...

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 ...

Managing mucus from COPD involves strategies that can help loosen mucus and clear it from your airway, such as staying hydrated, exercising, and quitting smoking. Specific breathing techniques, ...