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What Happens in the Body When We Diet?<\/strong><\/p>\n When calorie intake<\/strong> is reduced, the body activates adaptive mechanisms whose purpose is not aesthetic, but survival.<\/p>\n One of the main factors explaining why long-term diets fail is metabolic adaptation.<\/p>\n Metabolic adaptation<\/strong><\/p>\n One of the main reasons why long-term diets do not work is metabolic adaptation, which occurs when a calorie deficit is maintained:<\/p>\n Appetite Regulation: Hormonal Changes <\/strong><\/p>\n Weight loss induces changes in key hormones<\/strong>:<\/p>\n The result is a greater tendency to eat, even in individuals with high initial adherence.<\/p>\n Loss of Muscle Mass<\/strong><\/p>\n Poorly structured or overly restrictive diets<\/strong> can lead to muscle mass <\/strong>loss, which results in:<\/p>\n Behavior: The Key Factor<\/strong><\/p>\n Beyond physiology, the success of a nutritional plan<\/strong> depends on whether it is sustainable. Evidence shows that weight loss does not depend solely on calorie deficit, but on the ability to maintain it over time. <\/p>\n This is where behavior becomes essential, as strict diets:<\/p>\n In addition, external factors such as stress, lack of time, or food availability contribute additional strain on the body.<\/p>\n The Restriction\u2013Loss of Control Cycle<\/strong><\/p>\n A common pattern seen in clinical practice is:<\/p>\n Restriction \u2192 increased cravings \u2192 loss of control \u2192 guilt<\/p>\n This cycle makes adherence more difficult and promotes treatment abandonment.<\/p>\n The Solution in Clinical Practice<\/strong><\/p>\n In clinical practice, this translates into:<\/p>\n The goal is not only to induce weight loss<\/strong>, but to create a metabolic and behavioral context that allows it to be maintained.<\/p>\n Conclusion<\/strong><\/p>\n Most diets fail not because of a lack of discipline, but because they fail to consider the body\u2019s physiological response and eating behavior.<\/span><\/p>\n The body adapts by reducing energy expenditure and increasing appetite, while restrictive strategies make adherence more difficult.<\/span><\/p>\n Therefore, long-term success does not depend on extreme measures, but on designing interventions that respect physiology, adapt to the individual, and can be maintained over time.<\/span><\/p>\n Ultimately, losing weight is not just a matter of calories, but of strategy, context, and sustainability.<\/span><\/p>\n BIBLIOGRAPHY<\/p>\n (1) Thom, G., et al. (2021). Weight loss-induced increase in fasting ghrelin concentration is a predictor of weight regain.<\/em> Diabetes, Obesity and Metabolism.<\/p>\n (2) Nunes, C. L., et al. (2021). Adaptive thermogenesis after weight loss: a systematic review.<\/em><\/p>\n (3) L\u00f3pez-Torres, S. Y., et al. (2024). Adaptive thermogenesis at the level of resting energy expenditure after diet-induced weight loss.<\/em> Obesity (Silver Spring).<\/p>\n (4) Hall, K. D., & Kahan, S. (2023). Maintenance of lost weight and long-term management of obesity.<\/em> Medical Clinics of North America.<\/p>\n For years, weight loss has mainly been approached from a simple perspective: eat less and move more. However, current evidence shows that this approach is insufficient to explain what happens in clinical practice. Most diets do not fail because of a lack of knowledge, but because they fail to take into account how the body […]<\/p>\n","protected":false},"author":35,"featured_media":31119,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[202],"tags":[5678,5084,4107,5043,5679,5618],"class_list":["post-31122","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nutrition","tag-caloric-intake-2","tag-diets-en","tag-hormonas-en","tag-muscle-mass-en","tag-nutritional-plan","tag-weight-loss-2"],"acf":[],"yoast_head":"\n![\"diet\"](\"https:\/\/www.neolifesalud.com\/wp-content\/uploads\/Dieta-1.png\")
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