New Dieting Book Calls Will Power the Enemy

"Secrets From the Eating Lab" lays out simple steps to lose weight and keep it off.
2:18 | 05/15/15

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Transcript for New Dieting Book Calls Will Power the Enemy
eating lab. The new book reveals how you may be dieting wrong. It calls will pow ter enemy and lace out simple steps to keep weight off. Linzie Janis has the story. Reporter: Time for bathing suit season. And lots of talk of shedding those winter pounds. Is a radical diet the way to do it? Not at all, says Dr. Tracy Mann. Diets don't work because they don't do what we want them to do. Reporter: At the university of Minnesota's eating lab, subjects participate in online activities, with and without snax. To see how comfort foods affect our moods. It might make me re-evaluate. Reporter: But Dr. Mann says comfort foods are a myth. I think we've all been taught when you feel bad, we should have comfort food. Since it doesn't help, I don't think people could do that. Reporter: She doesn't recommend a crash diet. Willpower is not your friend. You can't depend on it. Reporter: Instead, she offers strategies for successful, healthy weight loss. Strategy number one, encounter less temptation. If your Ruth takes you past the favorite bakery, you know you can't resist. Maybe crosses the street before you get there will help. Number two make healthy foods more accessible and noticeable. Leave a bowl with fruit on the kitchen counter. Maybe buy prewashed, precut vej I ha -- veggies. Strategy three, be alone with a vegetable. Put a vegetable in a contest it can win. A vegetable and nothing. You're much manufacture lie lick to eat it. Reporter: Strategy with number four, eat with other healthy eaters. For "Good morning America," Linzie Janis, ABC news, new York. Friends who eat healthy together stay thin together, right? All are simple steps. All work. Just gotta do it the. I'll do anything as long as I can still have a once a week cookie binge. Fair. Outside the Lara. All right, gladiators have

This transcript has been automatically generated and may not be 100% accurate.

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