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In April 2025, Noom even ran a back cover ad in The Wall Street Journal, pushing for a "High-Priced Drug List" that would let more affordable versions enter the market

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But an animal study suggests that muscle loss could possibly be less dramatic than expected.) Muscle loss among those taking GLP-1s is something Gabrielle Lyon, DO, a family medicine physician and author of Forever Strong , has noticed as welland she says the effects could potentially be detrimental

How GLP-1 Medications Work in the Body Appetite Regulation and Satiety GLP-1 medications work by mimicking the action of glucagon-like peptide-1, a hormone naturally released after eating