Chaz Bono lost 60 lbs following a clean diet and avoiding grains and starch. He looks great, and I think he deserves credit. It's not easy to change your lifestyle so drastically, I hope he can continue and regain all of his health.
See his results here.
The comments of the article unfortuneately are dominated by the topic of his sex change, which is neither here nor there. He made a decision, no doubt with a great deal of reflection and advice, and he followed through with it. Deal with it. He looks so much happier now.