Swollen lips are caused by underlying inflammation or a buildup of fluid under the skin of your lips. Many things can trigger swollen lips, from minor skin conditions to severe allergic reactions.

Figure 1. Diffuse swelling of the lower lip. Image: James H. Brien, DO Figure 2. Swelling of the oral mucosa near the lateral commissure with deep-appearing white spots and inflammation of the ...

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.

Other than mouth trauma, several conditions can cause swollen lips to appear in the morning, including allergic reactions or medical conditions affecting the skin, nerves, or facial muscles.

HELEN Flanagan revealed her swollen lips as she opened up on a health issue that left them “numb.” The concerned mum-of-three ...

However, if your lips are persistently dry, itchy, irritated, or swollen, chances are that something more is going on than simply a lack of lip balm application. It could be as simple as changing ...