One of the biggest trends in swimwear for 2010 is the high neck one-piece swimsuit trend.  Not only is this hot new style extremely chic and sexy, but it is also the perfect style solution for covering up post-mastectomy scars.  Although certain two-piece styles also feature tops with higher necklines, the new swimwear trend is commonly seen with one-piece swimsuits.  Check out some of the gorgeous new one-pieces below: