Healthy diet includes foods rich in whole grains and fiber, foods with good fats from nuts, vegetable oils and fish, little sugar, and less red meat.

健康的饮食包括富含全麦和纤维的食物，富含坚果、植物油和鱼等有益脂肪的食物，少糖，少红肉。

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A low-fat diet is one in which less than thirty percent of a person's daily calorie intake comes from fat.

VOA: special.2011.07.05

If you followed a diet where you ate less junk food and ate more fruits and vegetables, for example, just those two little rules you would help shift around this balance of sugars in a way that would benefit health.

如果你遵循一个饮食原则,比如,少吃垃圾食品多吃水果和蔬菜,仅仅这么简单的两条,就会在一定程度上帮你调节糖类摄取平衡,这个对健康有好处

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Dr. Ornish's diet plan limits daily calories from fat to less than ten percent, with little to no saturated fat or cholesterol.

VOA: special.2011.07.05

Spark's software won't allow someone to program a diet less than 1, 200 calories a day.

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Finally, the diet can be expensive (grass-fed, organic meats and eggs are more expensive) and inconvenient due to the limitation of food choices, both of which make this diet less practical for the average person long term.

CNN: Is the Paleo diet healthy?

It could have been the result of higher incomes, better diet, less smoking and so on.

ECONOMIST: The health effect