folliculitis decalvans scarring

Red light therapy (RLT) can only help if enough light reaches calm, healthy scalp skin. When the scalp is inflamed, scaly, infected, or scarred, results can stall—even with perfect device technique. This improved guide explains how common scalp conditions block penetration or blunt follicle response, adds key differentials like tinea capitis, and shows how to recognize red … [Read more...] about Red Light Therapy and Underlying Scalp Conditions: What’s Blocking Your Results?