Here are some possible causes of dark spots on the lips: Skin cancer, or oral melanoma, is a dangerous form of cancer and ...

An expert has shared a number of less obvious signs and symptoms of skin cancer which can be spotted on your lips and nails ... A dark streak, spot, or irregular pigmentation under the nail ...

Black and Asian. It is also more common in older generations, Perry explained. The signs of acral melanoma include a changing spot on a mole which is found on the foot or hand. “A streak on the ...