GLP-1 Stall? Why Your Body Stops Losing Weight | Dr. Michelle Gordon
Hosts Kim Carlos and Kat Carter talk with obesity medicine specialist Dr. Michelle Gordon about the biological factors behind a GLP-1 weight loss plateau. If you are on a medication like tirzepatide or semaglutide and the scale stops moving, it is driven by a complex neuroendocrine response.
Dr. Gordon explains that the hypothalamus operates like a stubborn thermostat, defending a specific weight set point. When you lose weight, the brain reads the change as a threat and triggers physiological defenses. To prevent further weight loss, the body increases hunger hormones and simultaneously lowers its energy expenditure.
Key topics include:
The Mechanism of a Stall: A weight plateau occurs at the exact point where your declining daily energy expenditure meets your rising natural hunger signals.
Menopause and Fat Oxidation: Midlife hormonal shifts cause fat oxidation to drop, which alters metabolic burn rates and shifts fat storage to the stomach.
The Chronic Disease Reality: Clinical data shows that stopping a GLP-1 medication typically results in regaining about two thirds of the lost weight, proving obesity requires continuous management.
Muscle Mass Preservation: Rapid weight loss from any method causes muscle loss, making strength training essential to preserve lean muscle and protect long-term functional health.
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