causes of malignant melanoma skin cancer
Causes Of Melanoma. Ultraviolet rays Most skin cancers are caused by too much exposure to the sunâs ultraviolet (UV) rays. The two types of UV rays that cause melanoma are UV-A and UV-B rays.UV-A rays are fairly constant throughout the year, and contribute to aging and wrinkling of the skin.elanoma is one of the fastest growing cancers worldwide, especially in young women under 30. However, most melanoma is curable in its early stages, with an over 90% survival rate. The sunâs rays that nourish and energize the human body are unfortunately also a main cause of melanoma.