Study of female dieters finds that food diaries help
Dieters take note: Women who keep a food journal, don't
skip meals and don't eat lunch at restaurants very often lose more weight than
dieters who don't follow these practices, a new study shows.
Researchers at the Fred Hutchinson Cancer Research Center
tracked the dieting habits of 123 overweight or obese post-menopausal women who
followed a weight-loss program for a year.
At the end, they lost an average of 19 pounds, or about
11% of their starting weight. Most followed diets of about 1,200 to 2,000
calories a day. They were advised to keep a food journal of everything they
ate.
"The more accountable you are, the better you are
going to do at weight loss," says lead researcher Anne McTiernan, director
of the Hutchinson Cancer Research Center's Prevention Center.
"A food journal is one of the easiest ways to keep
track of what you are eating. If you write it down, it seems more real. If you
don't, it's so easy to pretend to yourself that you didn't eat that much,"
she says.
Bonnie Taub-Dix, a registered dietitian in New York City,
agrees that food diaries promote weight loss. "It doesn't matter where you
write it: a computer, a smart phone, a note pad, paper towels or toilet paper.
If you write down what you eat, you will eat differently."
When people are asked to recall what they have eaten,
"Many of my patients will say things like, 'I never eat snacks,' or 'I
only had chicken for dinner,'" Taub-Dix says. But if they are honest with
themselves, when they keep a journal they notice that they snack more than they
realize and there was more on that plate than just chicken, she says.
McTiernan says people who skip meals may be more likely
to grab high-calorie snacks and meals.
If you have to eat out a lot, then you have to get
comfortable asking that food be prepared so it has fewer calories, she says.
Men could also try these behaviors to lose more weight,
McTiernan says.
The study appears online in the Journal of the Academy of
Nutrition and Dietetics, formerly the Journal of the American Dietetic
Association.
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