13. Stephanie Seymour –While her slender size 8 figure came naturally to her when she was younger, Stephanie puts in lotsof effort to maintain it nowadays. We’re talking a high-protein diet and a rigorous exercise regime of Pilates, cardio work and yoga. (Photo: Bauer-Griffin) 15. Kate Beckinsale:  “I’m amazed that people obsess over my body image so much. Why do we encourage this war on women’s bodies? It’s a horrendous way to live, and I refuse to. I’m entirely normal. I have my good days and my bad days. I am a lot more body confident now I’m in my thirties, and am in better shape, too.” (Photo: National Photo Group)