Sunglasses can keep you from squinting on bright days. But do you know about the other great reasons to wear them? What do you think is the best reason to wear sunglasses? Sunglasses and UV Safety Sunglasses: Protection from UV Eye Damage The Sun, UV Radiation and Your Eyes Recommended Types of Sunglasses Are Your Older Sunglasses Still Protecting Your Eyes? What Causes Cataracts? Eye Allergies