What is scar tissue, and why does it cause stubborn stiffness and chronic pain? Many people believe muscle scraping (IASTM) literally breaks up internal adhesions—but the truth is much smarter! Discover how collagen forms disorganized clumps, why "motion is lotion," and how soft tissue mobilization re-educates your nervous system to restore healthy movement.

Still foam rolling your outer thigh with zero long-term results? In this post, Dr. Justin Lin explains why lateral thigh pain often isn't an IT band problem at all, but rather nerve entrapment of the lateral femoral cutaneous nerve (meralgia paresthetica). Discover why aggressive foam rolling can make nerve pain worse, how to find hidden fascial restrictions, and step-by-step instructions on using a muscle scraping tool at a 45-degree angle for lasting relief.