减肥学中所说的“溜溜球效应”，即减肥反弹。主要指的是病人历经“减了又肥，肥了又减”的不当减重过程，而造成一个极不容易“减肥”的体质，其过程就如在玩“溜溜球”一般，体重“上上下下”，无法达到预定的目标，也有减肥的医师或专家称为“yo–yo效应”。
体重溜溜球效应也不是好现象，体重反复增加和减少会拉伸皮肤并使它过于松弛。
Yo-yo dieting is another no-no. The repeated weight gain and loss stretches your skin and makes it loose.
该研究进一步印证了“溜溜球节食效应”的流行，它是指减肥者陷入反复减肥的恶性循环。 共有2.5万人参与了此项调查。
The study of 25, 000 people provides further evidence of the prevalence of ‘ yo-yo dieting ’ where slimmers get into a cycle of losing weight and regaining it.
该研究进一步印证了“溜溜球节食效应”的普遍性，它是指减肥者陷入反复减肥的恶性循环。共有2.5万人参与了此项调查。
The study of 25,000 people provides further evidence of the prevalence of 'yo-yo dieting' where slimmers get into a cycle of losing weight and regaining it.
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