Even when she exploded onto the music scene in the '80s, the Material Girl had a small frame. It’s only lately that Madge has been showing off her fatless figure and sinewy arms. Some say scary, others say impressive. Her trainer Tracy Anderson defends the pop queen by saying that she’s an athlete and works out like one. While the body-builder look may not be in quite yet, will this be the new standard for women to come?