What happens to old men's leg muscles when they can't move, then start exercising again with protein and painkillers?

Original Title

Skeletal muscle adaptation to immobilization and subsequent retraining in elderly men: No effect of anti-inflammatory medication.

Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms

Summary

Older men wore a leg cast for 2 weeks, making their leg muscles smaller and weaker. Then they exercised and drank protein. Their muscles got back to normal in 2 weeks and got even stronger after 6 weeks. Taking ibuprofen didn’t change how muscles recovered.

Proposed Mechanism

No biological mechanisms were identified in this study. This may be an epidemiological, observational, or survey-based study that reports associations rather than proposing causal biological pathways.

Quality Analysis
Methodology
46%
Moderate QualityOverall Score
Randomized Controlled TrialMedicine/Nutrition

Systematic Reviews & Meta-Analyses

Max 100

Randomized Controlled Trials

Max 90

Cohort Studies

Max 72

Case-Control Studies

Max 58

Cross-Sectional Studies

Max 44

Case Reports & Case Series

Max 30

Expert Opinion & Narrative Reviews

Max 5
StrongerWeaker
Randomized Controlled Trials
Level 1b
46

46 / 90

Evidence Score

Participants are randomly assigned to treatment or control groups, minimizing bias. Considered the gold standard for testing whether an intervention causes an effect.

Sign up free to unlock the full quality breakdown with evidence strength scoring, statistical analysis, and detailed methodology.