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 ...

A mucus plug is a formation of mucus in the cervical canal meant to protect the cervix from bacteria and infection. As labor approaches, you will lose your mucus plug. This may happen several hours or ...

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 ...