Swollen lips may be caused by allergic reactions, injuries, chapping or sunburn, infections, and cysts called mucoceles. The swelling comes from either inflammation or built-up fluid under the skin.

Alcohol intolerance is the medical term for an immediate and unpleasant reaction to consuming alcohol. Common symptoms include skin flushing, nasal congestion, and headaches. Alcohol intolerance is an ...

Orofacial granulomatosis is a rare skin condition that causes swelling in the face, mouth, or lips. The cause is often unknown, but experts think it’s related to allergies or an immune reaction.