The metabolism does not become 'broken' during a diet; it undergoes normal metabolic adaptation, an energy conservation mechanism in response to reduced energy availability.

noli's read

The creator relies on a robust understanding of human physiology, supported by several cited studies, particularly on adaptive thermogenesis. Research confirms that the body indeed reduces its energy expenditure beyond what weight loss alone would justify (Rosenbaum et al., 2010), a classic adaptive response to maintain homeostasis. Evidence (meta-analyses and clinical studies) validates that resting energy expenditure decreases during caloric restriction and that hunger hormones, such as ghrelin, increase, making weight loss non-linear. The term 'broken metabolism' is indeed a common misinterpretation in the wellness sphere, as the body is merely reacting in a predictable manner to an environment of undernutrition. Nothing in this post is exaggerated; rather, it provides a precise perspective on a complex biological phenomenon. The approach is consistent with the current scientific consensus on weight regulation.

the sources

1. 1Hall KD, Heymsfield SB, Kemnitz JW, et al. 2012
2. 2Rolls BJ 2009