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.

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.

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 ...

So, “when there's inflammation or an infection around your lips, it can create a lot of tenderness,” says Dr. Yadav. To help decrease the pain of lip pimples at home, Dr. Yadav recommends ...

Chrissy Teigen's lips swelled like balloons this weekend, and it's all Utah's fault. The 33-year-old star apparently flew to her home state for a wedding this weekend and was hit with some ...

Ingredients such as fragrances, flavorings and certain preservatives can trigger an allergic response, leading to inflammation, dryness and chapping. Your lips can also reflect the nutritional ...