#muscle_mass
Vitamin D or E With Knee Exercise: What a Trial Found
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A 2026 pilot trial found active vitamin D3 or vitamin E added nothing to home exercise for knee osteoarthritis in women. Read more…
When Strength Starts to Decline: A 47-Year Study
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A Swedish study followed 427 people for 47 years. Fitness peaked in the late 20s to mid 30s, but exercise still made a difference. Read more…
Workout Recovery Tricks: What Helps and What Backfires
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Ice baths, compression gear, massage, and supplements get a lot of attention. Here is what the published research on each one actually shows. Read more…
Best Time to Lift? A New Trial Finds Little Difference
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A 12-week trial of adults 60 to 80 found no extra strength or muscle from training at your personal peak time of day. Here is what that means for your schedule. Read more…
Sleep and Growth Hormone: What a Mouse Study Shows
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A viral headline claimed scientists found a sleep switch that builds muscle and burns fat. It was a mouse study. Here’s what it shows and what to do. Read more…
GLP-1 and Muscle: What Protein and Strength Guidance Says
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Part of the weight lost on GLP-1 medications is lean mass. Here is what the trials and clinical advisories say about protein and resistance training, and what to ask your care team. Read more…
