Metal implants, such as joint replacements, screws, plates, rods, and spinal implants, aid in regaining mobility and improving quality of life after trauma or surgery. In view of the growing interest in non-invasive wellness techniques for pain relief and healing, one of the most frequently asked questions is: Can someone with metal implants use red light therapy?
Fortunately, red light therapy (RLT) and near-infrared (NIR) light therapy can usually be used safely after full healing has been achieved and a doctor's permission has been obtained. However, the timing of the application, the state of the surgical area, and the patient's overall health status matter greatly.
Devices from BestQool, equipped with clinical wavelengths of 630nm, 660nm, 850nm, and 940nm, are designed to promote wellness, proper blood flow, and muscle restoration. They are not an alternative to professional medical treatment, particularly during the active healing stage immediately following surgery.
Can Red Light or Near-Infrared Light Heat Metal Implants?
One of the major concerns is whether red light therapy can heat metal implants within the body. Based on current scientific studies, the answer is a resounding no.
Both red light therapy (at 630nm and 660nm) and near-infrared light (at 850nm and 940nm) deliver only light energy. Unlike other therapeutic modalities such as MRI scanning or certain types of diathermy, red light therapy does not generate any form of electrical current that could heat metal implants. [1]
These light waves are primarily absorbed by the body's cells and tissues. This light energy supports cellular function, especially within mitochondria. Light interacting with the mitochondria may stimulate the formation of adenosine triphosphate (ATP).
Since orthopedic implants are embedded deep within the tissue mass and are not directly exposed to the light, they do not absorb sufficient light to generate excessive heat when these devices are used at home.
However, every surgical case is unique. If you have recently had surgery or feel any pain while using the device, stop immediately and consult your physician.
What to Ask Your Surgeon Before Treating a Recovered Surgical Area
Before applying red light therapy near an area previously operated on, you should consult your surgeon or orthopedist regarding the following considerations:
- Has my incision healed completely?
- Is my bone or joint stable?
- Are there any limitations concerning the use of heat or light treatments?
- Do I currently have any signs of inflammation or infection?
- When is it safe to start my at-home red light therapy?
By asking these questions, you can ensure that your recovery has progressed sufficiently to begin at-home treatments.
Keep in mind that red light therapy is intended to support, not replace, your rehabilitation, physical therapy, and prescribed medications.
How to Approach Light Therapy Around Knees, Hips, Plates, and Screws
Once your physician confirms that active healing is complete, you can begin treatment cautiously.
Many people with knee replacements, hip hardware, spinal implants, ankle plates, or surgical screws use red light therapy to support overall muscle comfort and joint wellness around the affected area.
For safe home use:
- Begin with short treatment sessions of about 5–10 minutes.
- Position the device according to the manufacturer's recommendations.
- Treat the muscles and soft tissues surrounding the implant rather than focusing exclusively on the implant itself.
- Monitor how your body responds over several sessions.
- Increase the treatment duration gradually if you remain comfortable.
BestQool devices combine 630nm and 660nm red light with 850nm and 940nm near-infrared light—wavelengths commonly studied for supporting circulation, muscle recovery, and cellular function. Consistent use in accordance with product guidelines may help promote general wellness during long-term recovery after receiving medical clearance.
Avoid using light therapy directly over fresh surgical wounds, staples, or unhealed incisions.
When Pain, Swelling, or Infection Signs Need Medical Care
Red light therapy must never be used to mask or disregard signs that require a doctor's attention. If you experience any of the following symptoms, you need to see your doctor immediately:
- Pain that is increasing rather than subsiding
- Swelling in the area surrounding the implant
- A red area on the skin that continues to spread
- Discharge leaking from the surgical area
- Fever or chills
- Unusual warming of the surgical site accompanied by severe pain
- An inability to bear weight or difficulty moving a joint
These signs might point to an infection, implant complications, or other health problems that require prompt professional treatment. [2]
How to Start Gently If Your Doctor Clears Home Use
Once your doctor gives you the go-ahead to use red light therapy, it is important to start slowly.
Your gentle approach should include:
- Trying shorter exposure periods initially.
- Following the advised distance outlined in your BestQool user guide.
- Scheduling sessions just once per week at first, rather than multiple sessions in a single day.
- Noting how your body reacts during the following 24 hours.
- Only increasing your exposure time if you feel entirely comfortable.
Writing down your routine in a straightforward journal—recording your treatment duration, frequency, and any changes in comfort or mobility—will enable you to track trends in your body's response. Reporting these observations to your doctor can further help tailor your long-term healing strategy.
Consistency often delivers better outcomes than an overly aggressive treatment regimen.
Another crucial element is to keep up with your prescribed physical therapy routine, stay as active as recommended by your doctor, and attend all scheduled medical check-ups.
Safe Use Around Implants Depends on Timing, Healing, and Medical Guidance
The presence of screws, plates, rods, or a joint replacement does not necessarily mean that red light therapy is contraindicated. Currently, there is no clinical evidence that red light or near-infrared devices cause the heating of orthopedic implants during standard home use.
These primary factors determine the proper use of red light therapy:
- You must be thoroughly recovered from the surgical procedure itself.
- You need to have explicit approval from your doctor.
- You must comply directly with the manufacturer's instructions.
It is essential to understand that red light therapy is just one aspect of your recovery toolkit, not an alternative to professional medical assistance. Recovery after orthopedic surgery depends heavily on factors such as the type of surgery and your underlying health condition. Even if a surgical wound appears to have closed, the deep tissues will continue healing for months. Regular follow-up examinations allow your healthcare specialist to evaluate your recovery, assess the stability of your implants, and determine which treatment methods best suit your progress. [3][4]
When used properly, the multi-wave combination of 630nm, 660nm, 850nm, and 940nm light provided by BestQool devices may help improve the health of your blood circulation and muscles during the later stages of recovery.
If you experience any pain or discomfort, consult your doctor immediately.
Frequently Asked Questions about Red Light Therapy Recovery
Can red light therapy harm my metal implants?
Current research shows that appropriately administered red light and near-infrared therapy will not negatively affect orthopedic implants or cause overheating. [5]
Is it okay to perform red light therapy right after surgery?
No. You must wait until your doctor confirms that the incision has healed sufficiently before starting your treatment.
What BestQool wavelengths are usually employed in recovery?
There are four powerful wavelengths available across BestQool products: 630nm, 660nm, 850nm, and 940nm. They are supported by a substantial amount of scientific evidence detailing their positive effects on cellular energy, blood flow, and muscle recovery.
What should I do if the treatment causes discomfort?
Stop treatment immediately if you experience any unusual side effects, such as pain, severe swelling, or excessive heat.
References
[1] Zhang, R., & Qu, J. "The Mechanisms and Efficacy of Photobiomodulation Therapy for Arthritis: A Comprehensive Review." International Journal of Molecular Sciences, vol. 24, no. 18, 14293. 19 Sep. 2023. doi:10.3390/ijms241814293. PMID: 37762594; PMCID: PMC10531845.
[2] American Academy of Orthopaedic Surgeons (AAOS). "Total Joint Replacement." OrthoInfo, https://orthoinfo.aaos.org/en/treatment/total-joint-replacement/.
[3] Sammons, T., & Shanks, S. "Efficacy of red low-level laser for postoperative pain management: A review of literature." British Journal of Perioperative Nursing, vol. 33, no. 11, 2022. doi:10.1177/175045892211247.
[4] Liu, J., et al. "Effects of Near Infrared Light on Surgical Wound Healing: A Systematic Review and Meta-Analysis." International Wound Journal, vol. 23, no. 2, 2026, e70841. doi:10.1111/iwj.70841. PMID: 41605843; PMCID: PMC12851903.
[5] Chung, H., et al. "The nuts and bolts of low-level laser (light) therapy." Annals of Biomedical Engineering, vol. 40, no. 2, 2012, pp. 516-533. doi:10.1007/s10439-011-0454-7. PMID: 22045511; PMCID: PMC3288797.
Small
Moderate
Moderate
Moderate
Full
