A member asked:

How long does it take to lose muscle when you put your fasting?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

You can start to: lose muscle very quickly with fasting. You will likely use up the glycogen in your liver. But it won't be long before muscle is being used for energy.

Answered 7/20/2014

3.9k views

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