Laser Therapy for Pain Relief: How Does It Work?

Unlike traditional pain management treatments, laser therapy is non-invasive and drug-free. See how this cutting-edge technology is renewing more lives each day.


The experience of living with chronic pain can be truly debilitating and severely affect a person’s overall quality of life. According to a study published by Centers for Disease Control and Prevention, an estimated 20.9% of U.S. adults (51.6 million persons) experienced chronic pain, and 6.9% (17.1 million persons) experienced high-impact chronic pain in 2021 (Chronic Pain Among Adults, 2023)

In recent years, the use of laser therapy to treat pain has gained popularity. This innovative approach uses light energy to penetrate deep into tissues and stimulate healing. The laser emits low-level, non-invasive energy that can be absorbed by the body’s cells, triggering natural healing processes. Laser therapy has been used to treat a range of conditions, such as chronic pain, arthritis, and sports injuries.

Unlike traditional pain management treatments, laser therapy offers a non-invasive and drug-free option for patients. Additionally, laser therapy is known to reduce inflammation, promote tissue repair, and improve circulation.

Woman receiving laser therapy on her wrist
Renewed Wellness Center has lasers that are proven to treat a wide variety of pain. Call today to schedule your appointment.

Laser Therapy for Pain Relief: How Does It Work?

As research continues to support its effectiveness, laser therapy is likely to become an increasingly common approach to pain management in the years to come. In this blog, we will explore the fascinating world of laser therapy and delve into how it works to alleviate pain.

How Does It Work?

Laser therapy, also known as low-level laser therapy (LLLT) or cold laser therapy, involves the application of specific wavelengths of light to the body’s tissues. These low-intensity lasers emit photons that penetrate deep into the targeted area, stimulating cellular activity and promoting healing. Laser therapy works on a cellular level, harnessing the power of light to facilitate pain relief and promote tissue repair.

You can read more about clinical trials and studies surrounding LLLT in this academic journal published by the National Library of Medicine: The Use of Low Level Laser Therapy (LLLT) For Musculoskeletal Pain

Laser therapy uses low-level lasers to relieve pain and promote healing. It’s used to treat various conditions like sports injuries, arthritis and skin-related ailments. It’s a safe method with no significant side effects, making it a preferred choice for those seeking alternatives to invasive treatments. Laser therapy is an essential tool for modern medicine.

Here’s a breakdown of the key mechanisms behind its effectiveness:

Increased Circulation:

When laser light interacts with the tissues, it promotes vasodilation, which widens the blood vessels. This increase in blood flow improves circulation, ensuring that oxygen and nutrients reach the damaged or inflamed area more efficiently. Enhanced circulation also aids in removing waste products and toxins, reducing inflammation and swelling.

Reduced Inflammation:

One of the primary causes of pain is inflammation. Laser therapy has been shown to reduce the levels of pro-inflammatory markers, such as cytokines, while increasing anti-inflammatory substances. By modulating the inflammatory response, laser therapy helps to alleviate pain and discomfort.

Enhanced Cellular Metabolism:

Laser light boosts cellular metabolism by stimulating mitochondria, the organelles that produce energy. This increase in energy production leads to higher levels of ATP, which is essential for bodily processes and can benefit our health, including the treatment of conditions affecting energy metabolism. ATP is the energy currency of the body, and its increased availability promotes cellular repair and regeneration.

Laser Therapy for Pain Relief: How Does It Work?

Nerve Stimulation and Pain Gate Control:

Laser therapy can target nerve cells and stimulate their activity. This stimulation helps to interrupt pain signals and trigger the release of endorphins, the body’s natural pain-relieving chemicals. Additionally, laser therapy can activate pain gate control, which inhibits the transmission of pain signals to the brain.

Collagen Production:

Laser therapy also promotes collagen synthesis, a vital component of connective tissues. Collagen helps to strengthen and repair damaged tissues, providing stability and support to the affected area. This accelerated collagen production aids in the healing process and reduces pain associated with tissue damage.

Applications and Benefits:

Laser therapy has shown promise in managing various conditions, including:

Musculoskeletal Pain: Laser therapy can effectively treat conditions such as arthritis, tendonitis, bursitis, and sprains, providing relief from pain, stiffness, and inflammation.

Sports Injuries: Athletes often turn to laser therapy for a speedy recovery from sports-related injuries, including muscle strains, ligament sprains, and contusions.

Chronic Pain: Laser therapy effectively manages chronic pain without drugs or surgery. It helps with fibromyalgia, neuropathy, and myofascial pain syndrome by reducing inflammation and promoting healing. Treatment is short and patients report better pain levels and mobility with reduced medication use. Laser therapy has fewer side effects than traditional management methods and is growing in popularity.

Wound Healing: By stimulating tissue repair and angiogenesis (formation of new blood vessels), laser therapy aids in the healing of wounds, ulcers, and post-surgical incisions.

Laser Therapy for Pain Relief: How Does It Work?


Laser therapy presents a promising alternative for pain relief, harnessing the power of light to stimulate cellular activity and promote healing. By increasing circulation, reducing inflammation, stimulating nerves, and enhancing collagen production, laser therapy offers a non-invasive approach to managing pain and improving overall well-being. As the field of laser therapy continues to advance, it is likely to become an increasingly common modality for pain management, offering renewed hope to individuals seeking

Laser therapy is becoming a popular way to relieve discomfort and promote natural healing. It treats various conditions without meds or invasive procedures, making it an ideal option. Quick results, long-lasting effects, and minimal side effects make it attractive to patients. New technologies will continue to improve pain management.

If you’re ready to take the next step in your healing journey, Renewed Wellness Center is here to help. We utilize top-of-the-line lasers that have been scientifically proven to effectively treat a wide range of ailments and sources of pain. Don’t put off your comfort and well-being any longer; we believe that everyone deserves an active, comfortable life. Reach out to us today to schedule your appointment and start feeling better ASAP.


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