You could get an exercise video, you could join a gym, buy some home exercise equipment (winters are long in Ohio, you'd use it!), even just do exercises while watching tv.
Health weight loss plans
can be found everywhere online. But do make sure it is a healthy weight loss plan. You are motivated to lose weight and that is great, but people who do radical diets generally can't maintain them. If you do, in fact, develop diabetes, you need to learn healthy eating you can live with ongoing.