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.

Angioedema, a type of swelling that affects the skin and tissues of the body, commonly affects the lips. Angioedema is a type of swelling that affects the deep tissues of the skin and other systems.

Please provide your email address to receive an email when new articles are posted on . A previously healthy, 14-year-old girl is admitted to the hospital after complaints of painful swelling of her ...

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.