Centric relation (CR) is a vital concept in dentistry, particularly in prosthodontics and orthodontics. It is defined as the maxillomandibular relationship when the condyles are in their most posterior and superior position in the glenoid fossae, serving as a bone-to-bone reference for various dental procedures. Historically, CR has evolved from a focus on occlusal relationships based on anatomical landmarks to a recognition of CR as a non-strained, repeatable position. This evolution has led to debates about CR's precise definition and clinical reproducibility. A primary controversy is the...