Do you loose muscle mass with all-diet no exercise

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Been getting mixed info from different places. Speaking in terms of muscle/fat ratio (not just strictly weight), does little to no exercise- all diet weight loss program decrease muscle mass? Just curious.

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  • Francl27
    Francl27 Posts: 26,371 Member
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    Yes
  • jwdieter
    jwdieter Posts: 2,582 Member
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    Depends how much muscle mass you have to start with. If you're a sedentary person running 50% body fat, for example, pure diet will burn a whole lot more fat than muscle. Doesn't mean no exercise is the right choice.