A recent Tufts University study found that mice fed a high-fat diet with small amounts of curcumin gained less weight than did other mice given similar but curcumin-free meals.

塔夫茨大学最近的一项研究发现，给老鼠喂食掺有姜黄素的高脂肪食物，比那些喂食不含姜黄素的高脂肪食物的老鼠更不容易长胖。

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Milk, unlike diet soda, contains sodium, calories and, if not fat-free, varying amounts of saturated fat.

跟无糖汽水不同，牛奶含有钠、卡路里，如果不是脱脂奶，还含有不同比例的饱和脂肪。

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Also, don't go fat free: you need to have some fat in your diet to stay healthy, so giving up all fatty foods all the time isn't a good idea.

也不要想要禁食肉类，健康是需要脂肪的，所以如果放弃所有脂肪类食品绝对不是一个好主意。

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Still, if you're trying to limit saturated fat in your diet by enjoying low- and fat-free foods, the trade-off may be worth it if you limit sodium in other areas.

CNN: How to be sodium savvy

Fat-free foods don't fit into a nutrient-dense diet unless they're naturally free of fats, like vegetables and fruit.

CNN: Get the biggest bang for your calorie with nutrient-dense food

You've been "conserving" calories for years -- with diet sodas, low-fat milk and lately with fat-free potato chips.

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