By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 8 min read Watch the Full Video Red light therapy and low-level laser therapy are increasingly being used to treat a wide range of painful conditions, from osteoarthritis and tendonitis to chronic neck and back pain. These treatments fall under the broader category of photobiomodulation (PBM), and they are emerging as safe, drug-free alternatives for managing pain and reducing inflammation. In this article, I review the la

Medically reviewed by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Last updated: February 28, 2026 Red light therapy has become one of the most talked-about recovery tools among athletes and fitness enthusiasts. From professional sports teams to home LED panels, the technology is everywhere — but does the science actually support the hype? As a sports medicine physician who has treated thousands of athletes in the San Francisco Bay Area, I get asked about