A veterinarian protects and improves the health of animal species by preventing, controlling and eliminating diseases, and at the same time monitoring and promoting animal health. Swine production is an important component of agricultural economies and global food security. Swine are also known as pigs, and can harbor a range of parasites and pathogens that can be transmitted to humans. African swine fever, classical swine fever, swine brucellosis, pseudo rabies, influenza virus in swine are some of the major threat to the health of both swine and mankind. These diseases are highly contagious and infectious. A veterinarian uses medicines like antibiotics, vaccines, supplements, analgesics and parasecticides to improve the health of swine. This book provides comprehensive insights into the field of swine diseases. Its aim is to present researches that have transformed this discipline and aided its advancement. This book will prove to be immensely beneficial to students and researchers in this field.