Melanoma – what do we really need to know? Is it curable? Is it always caused by overexposure to the sun?

Martha Grout, MD, reports that: “Melanoma is the most dangerous form of skin cancer. If recognized and treated early, it is nearly 100 percent curable. When not caught early, a melanoma spot the size of a dime can spread to other parts of the body where it becomes hard to treat.”  Melanoma arises from a type of cell called melanocyte, present in the deep in the epidermis, the top layer of the skin. Who is most vulnerable?  Half of all...