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GLP-1 Drugs and “Food Noise”: The Brain Science Behind Appetite Control

Medical illustration showing GLP-1 appetite signaling between the gut and brain with reduced food cravings and appetite control

Many patients describe a surprising shift when starting GLP-1 therapies: cravings feel quieter, and the constant pull toward food seems to fade. This experience, often called “food noise,” reflects deeper biological changes driven by GLP-1–based appetite signaling in the body. But what exactly is happening in the brain, and how …

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