The 25 Best Diet Tricks of All Time

We asked doctors, dietitians, and other experts how to diet, and really keep the weight off.

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Train your brain

"Be specific about your weight-loss goal. The brain detects a difference between where you are and where you want to be, so when you're specific, your brain throws resources like willpower at it."

Heidi Grant Halvorson, PhD, author of The Psychology of Goals

Next: Start with greens

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