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What You Need to Know About Checking Your Moles for Skin Cancer

Summer has arrived and so have the warnings about the dangers of sun exposure. A Science Alert feature about how to check for cancerous moles underscores the hold that skin cancer and sun damage have on the popular imagination. Visually searching for cancerous moles may not be that effective of a screening method. Studies have shown that 90 percent of melanoma surgeries could involve the unnecessary removals of benign lesions.  This raises questions about the extent of the...