Thursday, January 5, 2012

Does your body fight to stay fat? Maybe, research suggests

It’s the first week of January and many of us are gearing up to start our home versions of “The Biggest Loser.”

We’ve got it all planned out: the low calorie meals, the hours pounding the treadmill.

But even if we succeed in slimming down to the size of our dreams, we most likely won’t stay that way. Most people don’t, research has shown.

And why would we expect to? Even contestants from the popular TV show have larded on the pounds in the months and years after slimming down.

The reason for all that weight re-gain, a new article in the New York Times magazine depressingly suggests, is that our bodies are at war with our minds and are working overtime to get back to that plump figure we so despise.

NYT health writer Tara Parker-Pope, who admits she struggles with weight herself, traveled around the country visiting research labs trying to learn why she and so many others have been able to shed flab only to put it back on time and time again. What she learned was discouraging: Our bodies change when we lose weight. Hormones that are supposed to promote satiety become scant. Hormones that stoke hunger flare hotter.

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