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What is Red Light Therapy? Learn the basics of red light therapy and how it fits into everyday wellness routines. How Red Light Works Explore how red and near-infrared light interact with the body at a cellular level. Safety & Best Practices Learn how to use red light therapy safely and build it into your routine.

Warranty & Returns Learn about warranty coverage, returns, refunds, and what to do if there’s an issue with your DEPOWIN product. Orders & Shipping Get information about order processing, shipping, delivery, tracking, and common order questions. Product Support Find product guides, troubleshooting help, care instructions, and answers to common product questions.

Our Story Discover why DEPOWIN was created and what shapes the way we approach everyday wellness. Our Mission See our commitment to making everyday wellness simpler, more accessible and easier to use. Our Technology Explore the technologies behind DEPOWIN products and how we approach thoughtful product design.

Muscle Recovery & Performance

Explore research examining photobiomodulation in relation to exercise recovery, muscle fatigue and physical performance.

Pre-Exercise PBM & Muscle Recovery

2024 Meta-Analysis of Randomized Controlled Trials Muscle Recovery
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What the study looked at

A meta-analysis of randomized controlled trials evaluating pre-exercise PBM across participants with different activity levels.

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What researchers found

PBM was associated with improvements in muscle endurance and some recovery outcomes, although results varied across participant groups.

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Why it matters

The findings highlight how treatment timing and participant characteristics may influence exercise-related PBM outcomes.

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More Muscle Recovery Research

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2025 Systematic Review

Whole-Body PBM for Exercise Performance & Recovery

A systematic review of whole-body PBM studies found mixed results across exercise performance, fatigue-related markers and recovery outcomes.

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2025 Systematic Review + Meta-Analysis

PBM and Muscle Recovery After Exercise

This review found low-certainty evidence that PBM applied before exercise may reduce muscle soreness and influence some recovery outcomes.

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2024 Systematic Review + Meta-Analysis

PBM in Injured Athletes: Pain & Return to Play

PBM was associated with lower musculoskeletal pain in injured athletes, while evidence did not show a clear reduction in time to return to play.

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What to Look For Across Studies

Treatment Timing Treatment Timing

Treatment Timing

When was PBM used — before exercise, after exercise, or across repeated sessions?

Treatment Parameters Treatment Parameters

Treatment Parameters

Look at wavelength, irradiance, treatment time and total delivered energy.

Participant Group Participant Group

Participant Group

Consider who was studied — trained athletes, active adults or other populations.

Outcomes Measured Outcomes Measured

Outcomes Measured

Check whether the study measured soreness, fatigue, strength, performance or recovery.

Understanding the Evidence

Exercise-related PBM studies may use different wavelengths, devices, treatment schedules, participant groups and outcome measures. Results from one study or protocol should not automatically be assumed to apply to every red light device or exercise setting.

Research Note:

Research outcomes can vary depending on wavelength, irradiance, treatment timing, treatment duration, device design, participant characteristics and study methodology.

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