The end-of-the-year holidays can sabotage even the best plans for eating healthy. But a Thanksgiving buffet or big Christmas dinner doesn't need to completely throw off your diet or fitness routine (although if you do get sidetracked, you can check out our perfect post-Thanksgiving detox menu).

The best part? You don't need to go it alone!

We called in the big guns and gathered these mental tips and tricks cribbed from the world of cognitive behavioral therapy to help you safely navigate even the most calorie-laden parties and family feasts. With this easy-to-follow guide, you can literally trick your brain into avoiding those extra holiday pounds.