Watch out for this common trap: You persuade yourself that because you're following a low-carb eating plan, Thanksgiving will be easy as pie (er, make that steak!). Heck, you tell yourself, it's all about the turkey, right? Wrong!

Weight-loss fads come and go, but a recent study suggests that a traditional Mediterranean diet may not only be a great way to lose weight, but also a good way to reduce your risk of death from chronic diseases.