No. 5: Phoenix, ArizonaPhoenix residents need to beware of the skin damage trifecta: Pollution, sunshine (85 percent of days are sunny annually), and dry heat (only 50 percent average humidity). Lack of humidity can cause skin to dry out, making it more likely to wrinkle, says Bank. If not properly protected, this combo could leave you with dry, deep wrinkles and a high risk of skin cancer. Sounds like Arizonans could use one of these antioxidant-rich sunscreens to protect them from skin damaging free radicals and UV rays.
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