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Fasting and Muscle Mass

Layne discusses the three main strategies for weight loss: calorie tracking, dietary restriction, and time restriction. He highlights potential pitfalls of time-restricted eating, particularly the risk of reduced protein intake, which can impact muscle mass. While some forms of intermittent fasting may work for many, extreme methods like alternate day fasting could lead to lean mass loss, raising concerns about long-term muscle maintenance, especially as one ages.