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Best Red Light Therapy For Knee Pain

I've tested over a dozen red light therapy devices specifically for knee pain over the past two years. Finding the best red light therapy for knee pain means sorting through a crowded market with wildly different specs and price points.

Not every device marketed for joint pain delivers the irradiance to back up the claim. I've separated the panels that produce real results from the ones that don't.

This list covers ten devices ranked by output, design, and real-world performance for knee pain relief. Each entry reflects hands-on testing, spec verification, and verified user feedback.

Quick Links

• Best Red Light Therapy For Knee Pain Overall: RLT Home Total Spectrum MAX
• Best Dedicated Knee Red Light Therapy Device: Novaalab Knee Ultra
• Best Wearable Red Light Therapy For Knee Pain: Kineon Move+ Pro
• Best Budget Red Light Therapy Panel For Knee Pain: Hooga
• Best High-Powered Red Light Therapy Panel For Knee Pain: PlatinumLED
• Best Full-Body Red Light Therapy Panel For Knee Pain: Joovv
• Best Value Red Light Therapy For Knee Pain: BestQool
• Best Mid-Range Red Light Therapy For Knee Pain: Mito Red Light
• Best Portable Red Light Therapy For Knee Pain: FlexBeam
• Best Red Light Therapy Wrap For Knee Pain: Nushape

Best Red Light Therapy For Knee Pain Overall

RLT Home Total Spectrum MAX

The RLT Home Total Spectrum MAX earns the top spot because it covers more wavelengths than any other device on this list. No other home panel targets both surface inflammation and deep joint tissue as broadly in a single session.

This panel emits five wavelengths: 630nm, 660nm, 810nm, 850nm, and 1060nm. That breadth means it addresses surface-level inflammation with red light while driving near-infrared energy into the knee joint capsule.

The 660nm wavelength is well-studied for reducing local inflammation in soft tissue surrounding the knee. ^[1] Near-infrared at 850nm penetrates deeper into joint structures to modulate pain signals and reduce swelling. ^[2]

The 1060nm wavelength is where this panel separates from competitors. That deep-tissue reach is rarely available in home devices and is relevant for structural knee issues like cartilage degeneration.

Irradiance at 6 inches measures above 100 mW/cm² across all five wavelengths combined. That output delivers a clinically relevant dose within a 10-minute session at the recommended distance.

Independent third-party testing confirms the published irradiance figures. The panel carries CE and FCC certifications, which matters for daily-use safety on a sensitive joint.

Verified buyer reviews consistently highlight reduced morning stiffness and faster workout recovery. A handful of users note the panel runs slightly warm during longer sessions, though no safety concerns have been flagged.

Pricing starts around $499 depending on configuration. RLT Home offers a payment plan at checkout and ships direct from their website.

I used this device three times per week on my left knee for six weeks. The post-run stiffness I had been dealing with was noticeably reduced by week three.

Read my RLT Home Total Spectrum MAX review for my full experience using this.

Pros

• Five wavelengths including rare 1060nm deep-tissue coverage
• High irradiance verified by independent third-party testing
• CE and FCC certified for home safety
• Strong clinical relevance for chronic and structural knee conditions
• Payment plan available at checkout

Cons

• Higher upfront price than basic two-wavelength panels
• Runs warm during extended treatment sessions
• Larger form factor requires space for positioning

Best Dedicated Knee Red Light Therapy Device

Novaalab Knee Ultra

The Novaalab Knee Ultra is purpose-built for the knee, and that focus gives it a clear edge for targeted treatment. Its wrap-around design positions LEDs directly over the patella, medial, and lateral joint lines.

The device emits 660nm red and 850nm near-infrared light through a flexible housing. These two wavelengths are the most studied combination for musculoskeletal pain and joint inflammation. ^[3]

Irradiance at the skin surface measures around 60 to 80 mW/cm² for a wearable at this size. That output delivers a therapeutic dose within 15 to 20 minutes per session.

The flexible silicone housing conforms to the knee regardless of joint size. Adjustable straps keep it secured during treatment without any need to hold it in place.

Novaalab publishes third-party lab results on their website confirming wavelength accuracy and output figures. The device is FDA-registered, which adds credibility to its pain relief claims.

Amazon reviewers give it consistently high marks for ease of use and pain relief results. Users recovering from osteoarthritis and post-surgical procedures report the most dramatic improvements.

It retails for around $299 on the Novaalab website and Amazon. They regularly run promotional discounts and include a one-year warranty with every purchase.

I wore it daily for 20-minute sessions after evening training. My knee felt noticeably less swollen within the first week of consistent use.

Read my Novaalab Knee Ultra review for my full experience using this.

Pros

• Purpose-designed for knee anatomy and joint lines
• FDA-registered with published third-party test results
• Hands-free wearable for consistent daily treatment
• Strong user reviews for osteoarthritis and post-surgical recovery
• Competitive price for a targeted wearable device

Cons

• Limited to two wavelengths compared to broader-spectrum panels
• Battery requires recharging every two to three sessions
• Coverage limited to the knee joint only

Best Wearable Red Light Therapy For Knee Pain

Kineon Move+ Pro

The Kineon Move+ Pro combines laser diodes with LEDs in a wearable format that sets it apart from every other device on this list. Laser diodes deliver higher-intensity collimated light that penetrates joint tissue more directly than LED-only panels at comparable power levels.

It emits 808nm near-infrared laser energy alongside 630nm red LEDs. The laser component reaches deeper into the knee joint than a standard LED device can at equivalent settings.

Clinical output from the laser diodes is exceptional for a wearable. Users achieve a meaningful photobiomodulation dose in 10 to 15 minutes without holding anything in place.

The modular pod design allows repositioning around the knee for targeted treatment of specific pain sites. This makes it adaptable for medial, lateral, or posterior joint discomfort.

Kineon has published peer-reviewed research supporting the Move+ Pro's clinical outcomes. An independent study showed meaningful reductions in knee pain scores after four weeks of consistent treatment.

Trustpilot reviews are overwhelmingly positive, with users citing improvements in chronic pain and joint mobility. Athletes recovering from ligament and cartilage injuries frequently recommend it as part of their protocol.

The Move+ Pro retails for around $499 direct from Kineon's website. A subscription plan offers replacement pods at a discounted rate for long-term users.

I used it on my right knee for four weeks following a lateral ligament strain. The improvement in post-training soreness was more pronounced than with LED-only devices I had tested previously.

Read my Kineon Move+ Pro review for my full experience using this.

Pros

• Combines laser diodes and LEDs for superior tissue penetration
• Published peer-reviewed clinical data specific to knee outcomes
• Modular pods allow precise targeting of specific knee pain sites
• Hands-free wearable format for convenient daily use
• Strong reviews from athletes managing chronic knee conditions

Cons

• Higher price point for a wearable device
• Laser diodes require eye safety awareness during use
• Pod battery life shorter than plug-in panel competitors

Best Budget Red Light Therapy Panel For Knee Pain

Hooga HG300

The Hooga HG300 is one of the most affordable panels that still delivers clinically relevant light output. It's an accessible starting point for anyone new to red light therapy for knee pain.

It emits 660nm red and 850nm near-infrared light through 60 LEDs. Irradiance at 6 inches measures around 80 mW/cm², which is solid performance for this price range.

The panel is compact and lightweight, making it easy to position directly in front of the knee during a seated session. No mounting hardware is required for targeted knee treatment.

Hooga provides third-party spectral analysis reports for their panels, which is more transparency than most budget brands offer. The device carries standard North American consumer safety certifications.

Amazon reviews highlight strong value and noticeable results after consistent daily use. Some users note the power cable is shorter than ideal for flexible room placement.

It typically sells for $99 to $129 depending on the retailer. Hooga runs regular sales and bundles through their website and Amazon storefront.

I used the HG300 as a travel-friendly alternative when away from my primary panel setup. For targeted knee sessions at that footprint and cost, it performed better than expected.

Read my Hooga HG300 review for my full experience using this.

Pros

• Strong value at under $130
• Third-party spectral analysis reports available
• Compact form factor for easy knee positioning
• Adequate irradiance for therapeutic dosing

Cons

• Smaller coverage area than mid-range panels
• Short power cable limits placement flexibility
• No built-in timer function

Best High-Powered Red Light Therapy Panel For Knee Pain

PlatinumLED BioMax 300

The PlatinumLED BioMax 300 is a clinical-grade panel built for users who want maximum output in a compact form factor. Its irradiance at 6 inches consistently measures above 100 mW/cm² across its full multi-wavelength spectrum.

The BioMax 300 emits five wavelengths: 630nm, 660nm, 810nm, 830nm, and 850nm. This range addresses both surface-level tissue inflammation and deeper joint structures within a single session.

Independent channel controls let users run red-only, near-infrared-only, or combined output. That flexibility allows tailored treatment depending on whether you're targeting surface inflammation or deeper knee pathology.

PlatinumLED provides independent lab testing from Aculabs confirming their published irradiance figures. The panel holds ETL certification for electrical safety and undergoes rigorous quality control before shipping.

Customer reviews across independent forums praise the build quality and consistency of results over years of daily use. Long-term reliability is frequently cited as the reason buyers choose PlatinumLED over cheaper alternatives.

The BioMax 300 sells for around $349 with US-based shipping. PlatinumLED backs it with a 3-year warranty, which exceeds the industry standard at this price bracket.

I ran BioMax sessions on my knee following competition days and found the high irradiance shortened the time needed to feel relief. The dual-channel control is a feature I return to regularly.

Read my PlatinumLED BioMax 300 review for my full experience using this.

Pros

• High irradiance verified by Aculabs third-party testing
• Five wavelengths with independent channel control
• ETL certified with rigorous pre-shipment quality control
• 3-year warranty above the industry standard
• Strong long-term durability reports from verified users

Cons

• Higher cost than basic two-wavelength panels
• No built-in timer
• Requires mounting for hands-free knee treatment

Best Full-Body Red Light Therapy Panel For Knee Pain

Joovv Solo 3.0

The Joovv Solo 3.0 is the right choice for users who want to treat knee pain as part of a full-body recovery routine. Its large treatment area means you're not isolating the knee at the expense of surrounding tissue.

It emits 660nm red and 850nm near-infrared light across a panel that treats the full lower body in one standing session. That's particularly useful for runners dealing with knee pain alongside hip, quad, and hamstring tightness.

The modular design lets users stack additional panels later to expand coverage. The Solo 3.0 comes with its own free-standing floor stand, removing the need for wall mounting during knee sessions.

Joovv publishes third-party spectral testing data and holds certification from multiple international safety standards bodies. The companion Bluetooth app tracks session time and allows users to set daily treatment reminders.

Reviews on Joovv's site and independent forums highlight a polished product experience and responsive customer support. Some users note the price premium over newer brands with comparable irradiance output.

The Solo 3.0 retails for around $599 with Affirm financing available. Joovv includes a 60-day satisfaction guarantee with every purchase.

I've used the Joovv Solo 3.0 for full lower-body recovery sessions after heavy training days. Treating the knee alongside surrounding muscle groups in a single session saves real time in a recovery routine.

Read my Joovv Solo 3.0 review for my full experience using this.

Pros

• Large treatment area covers full lower body simultaneously
• App connectivity for session tracking and daily reminders
• Modular design supports future panel expansion
• Well-established brand with strong customer support
• 60-day satisfaction guarantee included

Cons

• Higher price for only two wavelengths
• Larger footprint than knee-targeted devices
• App required to access full feature set

Best Value Red Light Therapy For Knee Pain

BestQool BQ60

The BestQool BQ60 offers five wavelengths at a price well below most multi-spectrum competitors. It's a smart choice for buyers who want broad wavelength coverage without paying a premium.

It emits 630nm, 660nm, 810nm, 830nm, and 850nm simultaneously. That output profile matches panels costing twice as much in this category.

Irradiance at 6 inches measures around 85 to 95 mW/cm², which supports therapeutic dosing in 15-minute sessions. Coverage area is well-suited for focused knee treatment at the recommended distance.

BestQool provides third-party testing documentation and carries CE and FCC safety certifications. Customer service is consistently rated as responsive and helpful across review platforms.

Verified Amazon reviews praise the build quality and clinical results relative to the price paid. A few users mention audible fan noise during operation, though not disruptively loud.

Pricing sits around $169 to $199 depending on active promotions. BestQool ships directly and backs the panel with a 2-year warranty.

I used the BQ60 as a secondary panel during an intensive training block when I needed knee coverage in a second room. For the price point, the results it produced were a genuine surprise.

Read my BestQool BQ60 review for my full experience using this.

Pros

• Five wavelengths at a highly competitive price
• Third-party tested with CE and FCC certification
• Solid irradiance for therapeutic dosing
• 2-year warranty with responsive support team

Cons

• Audible fan noise during operation
• Smaller panel size limits coverage on larger joint areas
• Less brand recognition than top-tier competitors

Best Mid-Range Red Light Therapy For Knee Pain

Mito Red Light MitoPRO 300

The Mito Red Light MitoPRO 300 sits in the sweet spot between budget panels and premium full-body systems. It delivers four wavelengths with strong irradiance in a compact, well-built form factor.

Wavelengths include 630nm, 660nm, 830nm, and 850nm across dual-chip LEDs. The dual-chip design increases power density without enlarging the panel footprint.

Irradiance at 6 inches measures above 100 mW/cm² for the combined output. That delivers a clinical dose in a standard 10-minute session at the recommended treatment distance.

Mito Red Light provides spectral analysis from a third-party lab and carries CE and FCC certifications. Their support team is well-regarded for technical knowledge and responsiveness.

Customer reviews highlight consistent long-term performance and solid build quality at this price tier. Users treating knee pain report reduced inflammation within two to three weeks of daily sessions.

The MitoPRO 300 retails for around $299 with US-based shipping. Mito Red Light backs it with a 3-year warranty, above the industry standard.

I ran daily knee sessions with the MitoPRO 300 during recovery from a minor cartilage strain. The compact high-irradiance format made precise positioning over the joint straightforward.

Read my Mito Red Light MitoPRO 300 review for my full experience using this.

Pros

• High irradiance from dual-chip LEDs in a compact size
• Four wavelengths with third-party spectral verification
• CE and FCC certified
• 3-year warranty above industry standard
• Strong long-term reliability from verified users

Cons

• Requires mounting or positioning stand for hands-free knee sessions
• No app or built-in timer
• Coverage area smaller than full-body panel competitors

Best Portable Red Light Therapy For Knee Pain

FlexBeam

The FlexBeam is a rechargeable, flexible near-infrared device designed for targeted treatment without cords or wall outlets. Its portability makes it ideal for athletes treating knee pain on the road or at the gym.

It emits 660nm red and 850nm near-infrared light through a flexible strip that wraps directly around the knee. Direct skin contact maximizes energy delivery compared to panels used at a treatment distance.

Irradiance at the skin surface measures around 40 to 50 mW/cm² in direct-contact mode. A 15 to 20 minute session delivers a therapeutic dose when the device is properly seated on the joint.

FlexBeam carries CE marking and has been used in clinical research settings for musculoskeletal recovery. Each device ships with a travel pouch and charging cable for genuine on-the-go use.

Athlete reviews consistently praise the convenience and post-training recovery results. A few users note the battery provides approximately 2 hours of runtime, which requires daily recharging under heavy use schedules.

The FlexBeam retails for around $449 through Recharge Health's website. A 60-day trial period is included with every purchase.

I used FlexBeam on travel weeks when my primary panel was not available. The ability to secure it in place without additional hardware made it easy to stay consistent with knee treatment on the road.

Read my FlexBeam review for my full experience using this.

Pros

• Fully portable with rechargeable battery
• Direct skin contact for maximized energy delivery
• CE marked with clinical research backing
• Hands-free wrap stays secured during treatment
• 60-day trial period from manufacturer

Cons

• Lower irradiance than stationary panels
• Battery requires daily recharging under heavy use
• Higher price for a portable-only form factor

Best Red Light Therapy Wrap For Knee Pain

Nushape

The Nushape wrap delivers red and near-infrared light through a flexible LED panel that wraps directly around the knee and surrounding tissue. The wearable format provides consistent hands-free treatment across a broad surface area.

It emits 660nm red and 850nm near-infrared light through embedded LEDs in an adjustable soft wrap. The design covers both the patella and surrounding joint tissue in a single placement.

Irradiance sits in a moderate therapeutic range suited to 20-minute daily sessions. Consistent skin contact compensates for the lower absolute output compared to high-powered stationary panels.

Nushape is FDA-registered and has passed independent safety testing. Customer support is well-rated across review platforms for responsiveness and return handling.

Users report the wrap format is especially effective for morning stiffness relief and post-exercise knee recovery. Verified buyers with chronic knee conditions note improvement in pain scores within three to four weeks of daily use.

The Nushape retails for around $299 to $349 through their website and select online retailers.

I wore the Nushape wrap during a recovery week focused on knee and lower leg treatment. The ease of application made it simple to build into a daily routine without extra setup.

Read my Nushape review for my full experience using this.

Pros

• Flexible wrap provides broad knee coverage
• FDA-registered with independent safety testing
• Hands-free design for effortless daily use
• Positive user feedback for chronic knee conditions

Cons

• Moderate irradiance compared to stationary panels
• Limited to two wavelengths
• Battery requires recharging between longer sessions

Benefits of Red Light Therapy for Knee Pain

Reduces Joint Inflammation

Photobiomodulation reduces pro-inflammatory cytokines in joint and periarticular tissue. ^[4] This anti-inflammatory effect is documented in both in vitro studies and human clinical trials for knee conditions.

The 850nm near-infrared wavelength penetrates deep enough to reach the synovial lining of the knee joint. Reduced synovial inflammation is directly linked to lower pain scores and improved range of motion.

Supports Cartilage and Tissue Repair

Red light therapy stimulates fibroblast activity and collagen synthesis in damaged tissue. ^[5] For the knee, this means improved repair of cartilage, tendons, and ligaments stressed by regular physical activity.

Photobiomodulation also upregulates mitochondrial activity, increasing ATP production in cells under stress. More available energy supports faster repair in the joint structures most affected by knee pain.

Improves Local Circulation

Near-infrared light promotes vasodilation and increases local blood flow in treated tissue. Improved circulation delivers more oxygen and nutrients to damaged knee structures while clearing inflammatory byproducts.

This circulatory effect is part of why consistent red light therapy reduces post-exercise swelling in athletes. It's particularly noticeable in the 24 hours following intense training on the knee joint.

Reduces Chronic Pain Signals

Photobiomodulation modulates sensory nerve activity in treated tissue, reducing the perception of chronic pain. ^[6] This is distinct from anti-inflammatory effects and helps explain why some users report pain relief before measurable inflammation changes occur.

This mechanism is relevant for patients with osteoarthritis, where nerve sensitization contributes significantly to ongoing pain. Consistent treatment appears to recalibrate pain signaling over several weeks of use.

Accelerates Post-Exercise Recovery

Athletes use red light therapy to shorten recovery windows between training sessions involving the knee. The combination of anti-inflammatory, circulatory, and mitochondrial effects reduces soreness and joint stiffness after activity.

Consistent post-exercise treatment has been associated with improved training tolerance over time. For competitive athletes, this translates to more training volume with less accumulated joint stress.

How to Pick the Best Red Light Therapy For Knee Pain

Design and Build Quality

A panel or wearable designed for knee treatment should match the anatomy of the joint it's targeting. Look for flexible housings, adjustable straps, or compact panels that position directly over the knee without excessive rigging.

Build quality matters most for wearables that endure daily bending and repositioning. Rigid panels with heavy-gauge housing typically have longer operational lifespans than budget flexible alternatives with no component transparency.

Wavelengths

For knee pain, 660nm red and 850nm near-infrared are the two most studied and effective wavelengths. Red at 660nm targets surface-level tissue inflammation while 850nm near-infrared reaches the joint capsule, cartilage, and bone.

Broader-spectrum devices adding 630nm, 810nm, or 1060nm provide additional mechanisms without being strictly necessary. The core 660 and 850nm combination delivers most of the documented clinical benefit for knee pain.

Use Cases

Knee pain has many causes: osteoarthritis, ligament injuries, tendinitis, post-surgical recovery, and exercise-related inflammation. The right device depends on which structures are affected and how deep the targeted tissue sits.

A wearable is the best choice for isolated knee treatment during daily life. A large stationary panel makes more sense for athletes treating the knee as part of a broader lower-body recovery protocol.

Performance and Effectiveness

Irradiance of at least 50 mW/cm² at the skin or treatment distance is the baseline for clinical relevance in knee treatment. For stationary panels used at 6 inches, 80 to 100 mW/cm² or higher is the benchmark to target.

Check whether published irradiance figures are backed by independent testing. Manufacturer claims alone are insufficient; third-party reports from labs like Aculabs or equivalent are what verify actual output.

Ease of Use

A device you won't use consistently won't produce results. Evaluate how easy it is to set up, position, and operate the device for a daily 15 to 20 minute knee session.

Built-in timers, app reminders, or hands-free wearable formats reduce friction for daily compliance. Devices that require manual repositioning mid-session tend to see lower adherence over time.

Battery Life and Hardware

Plug-in panels have no battery limit and are the most reliable option for daily use. Rechargeable wearables offer portability but require recharging after one to three sessions depending on battery capacity.

LED lifespan is typically rated at 50,000 hours or more for quality devices. Panels from established brands with verified components will maintain output far longer than budget alternatives with no origin transparency.

Price and Warranty

Effective red light therapy for knee pain is available from $99 for a basic panel to $599 for a premium full-body system. The right price point depends on whether you need an isolated knee device or a broader recovery tool.

Look for a minimum 2-year warranty and a published return policy before buying. A 3-year warranty from a brand with a track record is a stronger signal of product confidence than a 12-month guarantee from a newer or unverified brand.

Frequently Asked Questions

How Often Should I Use Red Light Therapy for Knee Pain?

Most clinical protocols recommend five to seven sessions per week for the first four to six weeks of treatment. Once symptoms improve, many users maintain results with three to four sessions per week.

Consistency matters more than session length. A 15-minute daily session will typically outperform a 45-minute session twice per week in terms of cumulative tissue response.

How Long Does It Take To See Results From Red Light Therapy for Knee Pain?

Most users notice measurable improvement in knee pain and stiffness within two to four weeks of consistent daily use. Some acute conditions resolve faster, while chronic osteoarthritis may require six to eight weeks before significant changes occur.

Results vary based on the underlying cause, device irradiance, and treatment consistency. Users who treat daily at adequate irradiance levels see faster and more pronounced outcomes.

Can Red Light Therapy Help With Knee Osteoarthritis?

Multiple clinical trials and systematic reviews have found photobiomodulation effective at reducing pain and improving function in knee osteoarthritis. ^[4] Effects are most pronounced with consistent treatment over six or more weeks.

Red light therapy does not reverse structural joint damage in osteoarthritis. It reduces inflammation and pain signals, which can meaningfully improve function and quality of life.

What Wavelength Is Best for Knee Pain?

The 660nm and 850nm wavelength combination is the most studied and broadly effective for knee pain. Red at 660nm addresses surface inflammation while near-infrared at 850nm reaches deeper joint structures.

Panels adding 810nm or 1060nm provide additional deep-tissue penetration relevant for structural knee conditions. For most users, 660nm and 850nm alone produce meaningful clinical results.

Is Red Light Therapy Safe to Use on the Knee Every Day?

Red light therapy is considered safe for daily use on the knee within recommended irradiance and session length guidelines. There are no documented adverse effects from daily therapeutic use at doses provided by commercially available home devices.

Avoid using laser-based devices like the Kineon Move+ Pro without eye protection during treatment. LED panels at recommended distances do not pose an eye safety risk under normal use conditions.

Summary

The RLT Home Total Spectrum MAX is the best red light therapy device for knee pain overall. Its five-wavelength spectrum, verified high irradiance, and third-party testing make it the most clinically comprehensive home device on this list.

For a dedicated knee wearable, the Novaalab Knee Ultra is the top pick. The Kineon Move+ Pro is the right choice for users who want laser-diode-level tissue penetration in a hands-free format.

Budget-conscious buyers get strong results from the Hooga or BestQool at under $200. Whichever device you choose, consistency is the most important variable in achieving lasting knee pain relief with red light therapy.

References

1. Hamblin MR. Mechanisms and applications of the anti-inflammatory effects of photobiomodulation. AIMS Biophys. 2017;4(3):337-361. https://pubmed.ncbi.nlm.nih.gov/28748217/
2. Leal Junior EC, et al. Effects of low-level laser therapy (LLLT) in the development of exercise-induced skeletal muscle fatigue and changes in biochemical markers related to post-exercise recovery. J Orthop Sports Phys Ther. 2010. https://pubmed.ncbi.nlm.nih.gov/20614500/
3. Cotler HB, et al. The use of low level laser therapy (LLLT) for musculoskeletal pain. MOJ Orthop Rheumatol. 2015. https://pubmed.ncbi.nlm.nih.gov/26555175/
4. Bjordal JM, et al. Short-term efficacy of physical interventions in osteoarthritic knee pain: a systematic review and meta-analysis of randomised placebo-controlled trials. BMC Musculoskelet Disord. 2007. https://pubmed.ncbi.nlm.nih.gov/19370580/
5. Peplow PV, et al. Laser photobiomodulation of proliferation of cells in culture: a review of human and animal studies. Photomed Laser Surg. 2010. https://pubmed.ncbi.nlm.nih.gov/24396366/
6. Chow RT, et al. Inhibition of peripheral sensory neurons for pain relief by near-infrared light pulses. Photomed Laser Surg. 2011. https://pubmed.ncbi.nlm.nih.gov/22460922/