Cardio burns the fat; resistance training creates shape and increases muscle mass-and the more muscle you have, the faster your metabolism runs, even when you're resting.

有氧运动燃烧脂肪，抗阻训练塑性和增强肌肉——越多的肌肉表示越强的代谢能力，就算你休息的时候也是如此。

youdao

Weight training increases lean muscle mass, which raises the amount of calories your body USES, even when you're at rest.

举重训练能够增大肌肉量，从而使身体需要更多的卡路里，即使是在休息的时候。

youdao

The increase of lean muscle mass increases the metabolism which allows the body to burn more calories each day and night.

瘦肌体积的增加可以加快新陈代谢，使日常热量的消耗加大。

youdao

Before I answer your question, let me clarify that while metabolism does drop with age (about 3 percent per decade) due to muscle loss and hormonal changes, it does not drop with exercise, but rather increases due to direct calorie burning during your workouts and indirectly through an increase in muscle mass as a result of your workouts.

CNN: What's the best way to 'kick-start' my metabolism?