Mouth sores can be a symptom of lupus or a warning sign of a lupus flare. They may or may not be painful, but they still need medical treatment. Lupus is a chronic autoimmune condition that causes ...

Waking up with a spot on your lip is never a good feeling. Often cold sores or pimples are to blame, though telling the difference isn't always easy. They can look similar on the surface, but their ...