The concepts of Stability, Instability, and Laxity are often used loosely, leading to thinking errors. This webinar will clarify and differentiate the concepts of Stability, Instability, and Laxity. Some assessment methods will be presented. Once this conceptual framework is in place this webinar will present the several varieties of Ehlers Danlos Syndrome. Conceptual clarity leads to a more accurate assessment and more effective treatment.