Today's Finding · Friday, September 11

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A new peer-reviewed finding every day — what it found, what to do with it, and what it does not prove. Check back tomorrow for the next one.

Peptides

GLP-1 weight loss needs a muscle plan

Lean Mass Changes With Incretin Therapy Versus Lifestyle Intervention: A Systematic Review and Meta-Analysis of Randomised Controlled Trials

Evidence: Systematic review and meta-analysis of randomized trials
Source: Diabetes, Obesity and Metabolism. 2026. Eisa and Barood.

PubMed DOI

Kris's practical takeaway

Here's what to do with it.

Significant weight loss often includes some lean-mass loss, and resistance training plus adequate protein can improve that outcome.

Honest limits

What this study does not prove.

These findings are not an argument against medication. Medication decisions stay clinician-led while training, protein, and strength monitoring support muscle retention.

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