Hypermobile Ehlers-Danlos Syndrome and Hypermobility Spectrum Disorders. Introduction, aetiology, pathophysiology, epidemiology, diagnostic criteria, Common co morbidities including Autonomic Dysfunction, Postural Orthostatic Tachycardia Syndrome, Chronic Fatigue, Delayed Onset Muscle Soreness, Mast cell activation, functional abdominal pain, sleep and psychological factors and its impact on rehabilitation, Impact of hEDS/HSD on office work and performing arts, Principles of management, Rehabilitation approaches.