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Laser Therapy as the Optimal Treatment for Peripheral Neuropathy


Peripheral neuropathy is a debilitating condition characterized by damage to the nerves that transmit information between the central nervous system and the rest of the body. It often leads to tingling, numbness, pain, and weakness in the extremities (Most commonly in the feet).

For those affected by this condition, finding an effective treatment is paramount to improve their quality of life. In recent years, laser therapy has emerged as a promising and non-invasive option for managing peripheral neuropathy. In this blog, we will explore the science behind laser therapy and why its becoming a top treatment for peripheral neuropathy.

Understanding Peripheral Neuropathy

Before delving into the merits of laser therapy, it's crucial to comprehend the underlying causes and mechanisms of peripheral neuropathy. Common triggers include diabetes, vitamin deficiencies, infections, toxic exposure, and certain medications. Nerve damage disrupts the transmission of signals, leading to various distressing symptoms. Conventional treatments often focus on pain management and slowing the progression of the condition, leaving patients seeking alternative therapies for more lasting relief.

The Science Behind Laser Therapy

Laser therapy, also known as low-level laser therapy (LLLT) or cold laser therapy, is a procedure that employs specific wavelengths of light to stimulate cellular activity and promote healing. Unlike high-power lasers used in surgery, LLLT uses low-intensity lasers that do not generate heat and are painless.

The laser light penetrates the skin and is absorbed by the mitochondria, the "powerhouses" of the cells. This absorption leads to an increase in cellular energy production in the form of adenosine triphosphate (ATP). As a result, cellular repair processes are activated, and inflammation is reduced. Additionally, laser therapy stimulates the release of endorphins, providing natural pain relief.

Advantages of Laser Therapy for Peripheral Neuropathy

  1. Non-Invasive and Painless: Laser therapy is a non-surgical and non-invasive procedure, making it a safe option for patients seeking pain relief without the risks associated with surgery or drugs.

  2. Minimal Side Effects: Unlike many medications used to manage peripheral neuropathy, laser therapy has minimal side effects, with most patients reporting no discomfort during or after treatment.

  3. Targeted and Precise: Laser therapy can be applied to specific areas of the body, allowing for targeted treatment where it's needed most.

  4. Improved Nerve Function: Research suggests that laser therapy can aid in nerve regeneration and repair, potentially improving nerve function and reducing symptoms of neuropathy.

  5. Enhanced Blood Flow: Laser therapy has been shown to increase blood flow to the affected areas, promoting better circulation and oxygenation, which is vital for nerve health.


Peripheral neuropathy can significantly impact a person's life, but the emergence of laser therapy as a viable treatment offers new hope. Through its non-invasive and targeted approach, laser therapy can alleviate symptoms, promote nerve repair, and enhance overall well-being. As research in this field continues to advance, laser therapy is likely to play an increasingly important role in the management of peripheral neuropathy, providing relief and comfort to those who suffer from this challenging condition.

Cited References:

  1. Schindl, A., Schindl, M., Pernerstorfer-Schön, H., & Schindl, L. (1998). Low-intensity laser therapy: A review. Journal of Investigative Medicine, 46(5), 312-326. PubMed

  2. Rochkind, S., Leider-Trejo, L., Nissan, M., Shamir, M. H., & Khullar, K. (2009). Efficacy of 780-nm laser phototherapy on peripheral nerve regeneration after neurotube reconstruction procedure (double-blind randomized study). Photomedicine and Laser Surgery, 27(2), 227-233. PubMed

  3. Chow, R. T., Johnson, M. I., Lopes-Martins, R. A., & Bjordal, J. M. (2009). Efficacy of low-level laser therapy in the management of neck pain: A systematic review and meta-analysis of randomized placebo or active-treatment controlled trials. The Lancet, 374(9705), 1897-1908. PubMed

  4. Ferraresi, C., Kaippert, B., Avci, P., Huang, Y. Y., de Sousa, M. V., Bagnato, V. S., & Parizotto, N. A. (2015). Low-level laser (light) therapy increases mitochondrial membrane potential and ATP synthesis in C2C12 myotubes with a peak response at 3-6 h. Photochemistry and Photobiology, 91(2), 411-416. PubMed

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