Medically reviewed by Maria M. LoTempio, MD Swollen lips may be caused by allergic reactions, injuries, chapping or sunburn, infections, and cysts called mucoceles. The swelling comes from either ...

which initially left her lips bright red and swollen. “I didn’t know it would be that bad,” Griffin tells PEOPLE of the swelling. “I could not stop laughing even though it was painful to ...

Moreover, a pimple on your lip line will usually appear as a whitehead or blackhead, and cold sores are a collection of small blisters on an inflamed red base. Still unsure whether the bump on ...