Real-world data show that adults on GLP-1 medications are hitting roughly 38% of the recommended protein target. The instructions for fixing that are not where most users are looking. Adults taking semaglutide and tirzepatide are eating about 0.6 grams of protein per kilogram of body weight per day. The new Dietary Guidelines for Americans recommend […]
Medically reviewed by Austin Baraki, MD · Reviewed quarterly Sarcopenia is not the age-related decline in muscle size most people think it is. It is a syndrome of low muscle strength and impaired physical function, and the process that produces it starts in the nervous system long before atrophy shows up on a scan or […]
Medically reviewed by Austin Baraki, MD · Reviewed quarterly Based on Signal: What Testosterone Levels Are Telling You About Your Health Half. That is the share of men with an initial low testosterone value who come back normal on a repeat draw without any treatment. The finding comes from a long-running study of more than […]
Medically reviewed by Austin Baraki, MD | Reviewed quarterly Two-thirds. That is approximately how much of the weight people regain within a year of stopping semaglutide, based on the STEP 1 trial extension.¹ The trial had produced an average weight loss of about 17% of body weight over 68 weeks. One year after the last […]
Medically reviewed by Austin Baraki, MD An evidence-based review of creatine supplementation during GLP-1–assisted weight loss. The Short Answer Creatine monohydrate is one of the best-studied supplements in sports nutrition, and its effects on body composition are modest. On a GLP-1, creatine will not prevent the lean-mass drop that shows up on a DXA scan, […]
Medically reviewed by Austin Baraki, MD · Reviewed quarterly A clinical evidence review of muscle loss, body composition, and physical function during GLP-1–assisted weight loss. Thirty-eight to thirty-nine percent. That is the share of total weight lost that registered as “lean mass” on the body-composition scans in STEP-1, the landmark semaglutide trial published in the […]
If you lift weights and take a statin, you may wonder whether the medication is working against your training. Muscle pain, slower recovery, or stalled progress can raise the question: is the statin the problem? This article explains how statins affect muscle, what the evidence shows about strength and hypertrophy, how to interpret symptoms, and […]
This article is based on a real clinical case and is designed to help active individuals understand how to interpret abnormal liver enzyme results in the context of exercise. The Short Answer If you exercise regularly and your routine blood test shows elevated liver enzymes — specifically ALT and AST — there is a significant […]
By Austin Baraki, MD & Jordan Feigenbaum, MD, MS (Barbell Medicine) Medical Disclaimer: This article is for educational purposes only and does not provide medical advice. If you have severe or progressive symptoms, significant trauma, fever, unexplained weight loss, history of cancer, bowel/bladder changes, or new/progressive weakness or numbness, seek urgent medical evaluation. Key Points […]
Reviewed for scientific and medical accuracy by Jordan Feigenbaum, MD, MS Cholesterol is often treated like a villain, but you may be surprised to learn that it is actually essential for life. It is involved in things like the structure of our cells, brain and nerve function, and hormone production. It is important enough that […]