Suntan. A "healthy tan" is anything but. It's actually a sign that your skin has been damaged by the sun.
Sunburn. The redness of a sunburn is the result of excessive sun exposure.
Wrinkles. UV rays damage the layers of your skin. Years later, this damage can show up as wrinkles, laugh lines and crow's feet.
Uneven skin tone. With enough sun exposure, irregular pigmentation may develop, causing an uneven or discolored appearance.
Age spots. Also known as liver spots, age spots resemble large freckles and tend to get darker and larger with age.