This book describes several aspects of transcranial magnetic stimulation (TMS) in neuropsychiatry: inhibitory and excitatory mechanisms of the human brain, the use of TMS in the research and treatment of cognitive disorders, various aspects of TMS application aimed at the cerebellum, its effects on impulsivity in attention deficit hyperactivity disorder and borderline personality disorder, its effects in the treatment of tinnitus and obsessive-compulsive disorder, pain and chronic headache, and finally the safety of TMS for staff. Hopefully this book will help to expand the knowledge of TMS.