In this issue of Veterinary Clinics of North America: Equine Practice, guest editors Drs. Erica McKenzie and Stephanie Valberg bring their considerable expertise to the topic of Muscle Disorders of Horses. Top experts in the field discuss all major equine muscle disorders, covering the current state of knowledge about their pathophysiology, diagnosis, management, and treatment. This issue is authored by global experts in these topics, representing a rare collation of their collective expertise. Contains 14 relevant, practice-oriented topics including genetics of equine myopathies; disorders of muscle tone and mass; myosin heavy chain myopathy and immune mediated muscle disorders; sporadic and recurrent exertional rhabdomyolysis; traumatic muscle injuries; and more. Provides in-depth clinical reviews on muscle disorders of horses, offering actionable insights for clinical practice. Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.