Their resting heart rate and body fat decreased(39) ___.

他们的正常心率和身体脂肪明显降低。

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Surveys of the food supply suggest that consumption of saturated fat and cholesterol has decreased since the early 1900s.

对食品供应的调查显示，自20世纪初期以来，人们摄入的饱和脂肪与胆固醇就已经减少。

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"Japanese research has even shown that the fat layer on whales down there has decreased-not to the point of malnutrition, but suggesting a decreased access to food," Glover said.

“日本的研究还表明鲸鱼的脂肪层也变薄了——虽然还没有达到营养不良的地步，却也足以说明食物数量的减少”，格勒佛说。

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Animal studies have suggested that animals at rest for prolonged periods of time show decreased ability to break down fat as a result of decreased enzymatic activity of certain lipases.

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Over the ensuing decades, consumption of fat by Americans duly decreased, sugar and sweetener consumption went up, and the obesity rate has more than doubled.

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