This is especially true if you have lots of moles. The Skin Cancer Foundation is among the organizations that endorse once-yearly skin exams. There are atypical moles, also called dysplastic nevi.
“If the mutation is still in the epidermis [the upper layer of the skin], that’s not cancer yet. But once it goes deeper into the dermis, we call it cancer. Catching it early allows us to treat it ...
"Fortunately not everyone who has abnormal moles gets melanoma," says Anne. "Most moles, both normal and abnormal, never turn cancerous. It is important, however, to keep abnormal moles under ...