hat information about sun exposure and cancer risk can Sarah use in her editorial? Check all that apply. Teens seem to understand that the sun can cause cancer, but they often fail to protect themselves. Teens do not need to use sunscreen as often as adults, because they have little cancer risk at their age. Sunscreen is more important for adults than for teens and younger children. Most teenagers do not realize that sun exposure can lead to cancer. Most lifetime melanoma risk comes from sun exposure when people are young, but teens are less likely to use sunscreen during this time.