Great news for elderly patients with degenerative osteoarthritis of the knee! A study  "Mechanisms and Pathways of Pain Photobiomodulation” discusses the use of phototherapy, specifically light exposure, for the management of pain. It explores the different wavelengths, intensities, and routes of exposure used in phototherapy and how they affect pain conditions. The authors highlight that red light applied to the skin can reduce pain in neuropathies and complex regional pain syndrome, while visual exposure to the same wavelength of red light can exacerbate migraine headaches and induce functional pain in...

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