If you haven't checked out Mark's Daily Apple, you should! It contains all kinds of useful nutritional information. But my favorites are the success stories. Last Friday's, for example, was amazing.
I really liked this post because I understand the feeling of knowing that you should change, but not feeling like its quite the right moment. Hopefully his blog will give you inspiration, as it has for me. I plan on sharing more of his posts.
Personally, I was at my tipping point at the beginning of this year. But it wasn't until I met Dr. Georgia Ede at Harvard that I was finally pointed in the right direction.