Intermittent pain at nighttime, early morning pain and stiffness, inability to reverse from lumbar lordosis to lumbar flexion Numerous scientific studies indicate that red gentle therapy is useful for lower back pain. A review published in Arthritis Investigation and Therapy confirmed that pink light therapy may help lower back pain. https://www.theorthopaedicandpainpractice.com/alleviating-aches-exploring-lower-back-buttock-pain-relief-solutions-in-singapore/