Rheumatology is the branch of medicine that deals with the diagnosis and treatment of rheumatic diseases. There are more than hundred types of rheumatic diseases. Some of the common ones include osteoarthritis, tendinitis, capsulitis, palindromic rheumatism, Sjögren syndrome, dermatomyositis, and systemic lupus erythematosus. Rheumatic diseases can cause severe damage to essential organs including lungs, heart, nervous system, kidneys, skin and eyes. These diseases may even lead to difficulty in performing simple routine activities including bathing, dressing and walking. The intake of analgesics and non-steroidal anti-inflammatory drugs is considered to be effective in treating rheumatic diseases. Rheumasurgery refers to surgical methods for the treatment of rheumatic diseases, and includes synovectomies and corrective interventions such as joint replacement. The study of such conditions and the development of therapeutic interventions for these disorders falls under the scope of rheumatology. This book is a compilation of chapters that discuss the most vital concepts and emerging trends in the field of rheumatology. Various advancements in this domain related to clinical principles and practice have been looked at in detail. This book includes contributions of experts and doctors, which will provide innovative insights to the readers.