The measurement of muscle mass/size means “how many pounds of lean muscle mass you have.” The less muscle mass your body has, the slower your resting metabolic rate. The slower your metabolic rate is, the harder it is to take or keep weight off. In fact, one of the biggest reasons why people tend to …

The measurement of muscle mass/size means “how many pounds of lean muscle mass you have.” The less muscle mass your body has, the slower your resting metabolic rate. The slower your metabolic rate is, the harder it is to take or keep weight off. In fact, one of the biggest reasons why people tend to …

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