No, lasers do not cause skin cancer, and in fact, lasers that help remove sun damaged skin cells can help reduce your risk of those abnormal cells developing into cancer in the future. However, what can increase your skin cancer risk is not protecting the fresh baby skin cells you grow after treatment with Fraxel from the sun. We will discuss sun protection with you at your appointment. Preventing sun damage is one of the best ways to reduce skin cancer risk, but it cannot prevent all skin cancer.