Yi Shi's Articles http://www.a1articles.com en-us editorial@articlealley.com How To Erase Age Spots Without Harmful Bleaching Chemicals What Causes Dark Spots? Dark spots, also known as brown spots, sun spots, age spots, liver spots, are the effects of over exposure to the sun or sun damage of the skin. Ultraviolet radiation can cause oxidation of lipids in cellular membranes, leadin... http://www.a1articles.com/how-to-erase-age-spots-without-harmful-bleaching-chemicals-2424568.html 10th April 2012