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Why Your Body Fights Back After Weight-Loss Drugs
27 Jan
Summary
- Weight-loss jabs may lead to faster weight regain than dieting.
- The body has a 'set point' that resists lower weights.
- Ultra-processed foods and stress raise the body's weight set point.

Weight-loss jabs, while effective for initial reduction, can paradoxically cause faster weight regain than conventional methods. Patients may regain up to two-thirds of lost weight within a year of stopping the medication.
This phenomenon is linked to the body's 'set point,' an internal thermostat for fat storage. The jabs mimic hormones like GLP-1 to reduce hunger but do not alter the set point. Upon discontinuation, old hunger signals re-emerge, prompting the body to return to its previously higher set weight.
This biological response is not a matter of willpower. Repeated dieting also triggers the body's defense mechanisms, slowing metabolism and increasing hunger as it perceives famine. Ultra-processed foods, chronic stress, and poor sleep contribute to raising the set point by confusing hormonal signals.
Rapid weight loss also strips muscle, which is replaced by fat upon regain, leading to increased visceral fat. This dangerous fat type releases inflammatory molecules linked to serious health issues.
While acknowledging these issues, experts believe weight-loss drugs can be a helpful bridge to a healthier lifestyle if used to retrain the body. Lowering the set point requires sustained effort over months or years, focusing on unprocessed foods, regular meals, and stress management.




