Exercise increases your energy and also boosts your metabolism, helping you avoid weight gain, which can easily throw a wrench into your resolve.

锻炼会增添你的活力并加速你的新陈代谢，这些防止了体重的增加，戒烟过程中体重的增加某种程度上消弱了你戒烟的决心。

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Cardiovascular exercise is the key to speeding up your metabolism, burning excess calories, and fighting body fat.

心肺功能运动是加速新陈代谢、燃烧多余卡路里和减肥的关键。

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Your metabolism is slower than it used to be (for every pound you lose your metabolism slows down by 20 CAL a day) and your body is used to your current exercise routine and diet.

你的代谢功能比以往有所减缓(因为你每减一磅，代谢就会以每天20卡路里的量减慢)，而你的身体也已适应了当下锻炼和饮食的规律。

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With regard to exercise, you are correct to try other exercises to boost your metabolism, but you need to make sure that the exercise is really challenging.

CNN: Best way to jump-start your metabolism after a plateau?

Not only are you healthier as a result, your comprehensive exercise program, which includes cardiovascular and weight-bearing exercise, is preventing further weight gain and allowing you to maintain muscle mass so your metabolism does not drop significantly as you get older.

CNN: I'm exercising; why can't I lose weight?