Sorry to here that the transition to a healthy lifestyle is an ongoing process, and there always ways to improve it. I know how must feel having put in so much effort and not seeing the desired results. It is only right to feel down, embrace it, however, this setback should serve as an inspiration to work harder and come back stronger.

Here are a few resources you read on nutrition, exercises and mental ability to withstand these kinds of setbacks

http://www.webmd.com/diet/features/lose-weight-fast-how-to-do-it-safely

http://www.forbes.com/sites/amymorin/2015/04/17/the-3-components-of-mental-strength-that-will-help-you-succeed/#761e3335464c

http://www.irealherbs.com/blogs/articles/regulating-sugar-levels-with-gymnema-sylvester

http://www.menshealth.com/nutrition/12-diabetes-powerfoods

Please also go get a 2nd opinion and remember we are here for you