Book excerpt: This issue of Veterinary Clinics of North America: Equine Practice focuses on Geriatric Emergencies. Article topics include: Demographics of aged horses, management, preventive care and disease; Dental disease in aged horses and its management; Musculoskeletal disease in aged horses and its management; Ophthalmological disorders in aged horses; Integumentary disorders including cutaneous neoplasia in the older horse; Cardiac and respiratory disease in aged horses; Endocrine disease in aged horses and its management; Exercise and rehabilitation of the older horse; and more!