Will I regain weight if I stop taking GLP-1 medications?

Weight regain is common after discontinuing GLP-1 medications, with most patients regaining 50-80% of lost weight within 1-2 years. The STEP-1 extension trial showed participants regained two-thirds of their weight loss after stopping semaglutide. This occurs because GLP-1 medications suppress appetite and food noise through pharmacological mechanisms that stop when treatment ends. Without medication, hunger increases, satiety decreases, and metabolic adaptation from weight loss persists. Long-term maintenance requires either continuing medication indefinitely, developing extremely strong behavioral habits while on medication, or transitioning to other weight management strategies. The obesity is managed, not cured - like blood pressure or diabetes medications, stopping treatment typically means symptoms return.