GLP-1 Medications and Muscle Loss: The Evidence | CFBC

GLP-1 Medications and Muscle Loss: The Evidence | CFBC from CrossFit BC. What SURMOUNT-1 and STEP 1 body composition data shows, why lean mass is not skeletal muscle, what is unproven, and how to train on treatment.

This is a long-form CrossFit BC reference piece. We cite the research we lean on, show how we apply it with members in the gym, and keep the practical takeaways at the top so you can act on them the same week.