All diets work short-term because restricting intake draws on body reserves. They fail long-term because restricting calories triggers metabolic slowdown, hunger hormone surges, and set-point defense—the body fights back. Research on Biggest Loser contestants showed metabolic rates stayed suppressed years later. The diet ends but the adaptations persist, often resulting in regaining more than was lost.
This companion explores initial success, metabolic pushback, the set point problem, and what actually works: addressing hormonal drivers rather than just reducing intake. (4 min read)