Thought the novel was racy? Wait until you try the Fifty shapes of grey workout

Thought the novel was racy Wait until you try the Fifty SHAPES of Grey workoutFit in the City columnist Ruby Warrington tries a seductive workout By Ruby Warrington PUBLISHED: 22:00 GMT, 26 January 2013 | UPDATED: 22:15 GMT, 26 January 2013 It was about a year ago when New York personal trainer Kristen James first noticed the whispers.