This book provides an in-depth review on various aspects of canine and feline hypertension. Physiology, pathophysiology, epidemiology and pathological consequences of high blood pressure in cats and dogs are discussed. A comparative approach is taken, the underpinning research is critically evaluated and knowledge gaps identified. In addition, the reader is presented with evidence-based treatment strategies. The book targets researchers, graduate students and clinical specialists in small animal internal medicine as well as veterinary clinicians with interest in nephrology, cardiology, neurology and ophthalmology.