Red light therapy for exercise and recovery
Exercise is a useful example of why PBM claims need context. Some reviews of localized treatment report benefits for selected outcomes. A recent review of whole body PBM found a different picture.
Localized PBM research
Meta analyses have reported improvements in some muscle endurance and recovery outcomes. Study quality, treatment parameters, and results vary. A 2024 meta analysis found benefits for muscle endurance and some recovery measures in certain participant groups.
Whole body PBM is a separate question
A 2025 systematic review identified five whole body studies with 105 physically active participants. The review found no benefit for exercise performance or fatigue biomarkers in those studies. The authors called for further research.
What this means for shoppers
A large panel can be convenient for broad coverage. Convenience does not establish that whole body exposure reproduces findings from localized protocols. Keep the device format and research protocol separate when evaluating a claim.