Fact of the day

Low-level laser therapy applied before exercise improved lower-limb muscle strength in athletes at 24-hour, 48-hour, 96-hour and 8-week follow-ups, and reduced muscle soreness and blood markers of muscle damage, across 24 pooled studies.

Study design

Meta-analysis

Journal

Sports Health

Evidence

preliminary

⚠What it shows: Encouraging but not settled: results pooled from 24 studies in athletes point the same way, yet the reviewers say a definite therapeutic effect is still not established. They want larger and more rigorous trials before any strong recommendation.Meta-analysis · Sports Health