Red spots on the roof of the mouth can be irritating ... Cold sores are most common on the edges of the lips, but they can also appear inside the mouth, including the roof of the mouth.

A few identifiable signs include: What Is Lip Cancer And How Long ... or black with patches of pink, red, white, or blue. Doctors say a large brownish spot with darker speckles forms a mole ...

Having dealt with my fair share of lip pimples over the years ... which creates a bump that can be red, or purple/brownish, depending on your skin tone. “When dead cells aren't removed from ...