流行的节食食谱也许能让你远离碳水化合物，吃一大堆葡萄柚也是减肥的秘方之一，而这些之所以有效，全部与卡路里密切相关。
Fad diets may promise you that avoiding carbs or eating a mountain of grapefruit is the secret to weight loss, but it's really all about calories.
研究者在美国生理学期刊上发表说，这一现象与减肥的方式无关，无论是用节食还是运动的方式减肥。
It did not appear to matter whether the weight loss was achieved through diet changes or exercise, the researchers report in the American Journal of Physiology.
研究者在美国生理学期刊上发表说，这一现象与减肥的方式无关，无论是用节食还是运动的方式减肥。
It did not appear to matter whether the weight loss was achieved through diet changes or exercise, the researchers report in the American Journal of Physiology.
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