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Stress, depression may affect how the body processes fat.

By Shereen LehmanNEW YORK (Reuters Health) - Stress and depression have long been linked with a heightened risk of weight gain, but a new study sheds light on how those mental states may alter the way the body processes fatty foods.Compared to women without stress in the study, stressed-out women burned both calories and fat more slowly for seven hours after eating the equivalent of an average fast-food burger meal."Stress can promote weight gain by slowing your metabolism," Janice Kiecolt-Glaser told Reuters Health.

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Dr. Sears Comments:

Dr. Barry Sears

Stress causes the increased secretion in cortisol that in turn causes insulin resistance. This is what makes you gain weight. The increase in blood sugar levels with the saturated-fat meal is probably due to its interaction with TLR-4 receptors in every cell that increases inflammation that leads to insulin resistance.

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