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.

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.

Healthy lips are more than a cosmetic feature; they are a window into your overall well-being. Soft, smooth, and naturally pink lips generally indicate good hydration, nutrition, and circulation.

Hereditary angioedema (HAE) is a genetic condition that causes bouts of swelling in the tissue under your skin. The uncomfortable swelling can happen in many different parts of your body, including ...