“You just need to eat less.” That advice sounds simple. Yet studies show many people regain weight even after strict calorie tracking. The reason is clear. The human body is not a calculator. Weight regulation involves hormones, metabolism, muscle mass, sleep, and stress. This is why caloric restriction with optimal nutrition matters more than numbers alone. https://www.guest-articles.com/other/why-calorie-counting-alone-doesnt-fix-weight-problems-12-02-2026