This book focuses on the epidemiology, treatment and long-term outcomes of voice disorders. The first chapter proposes evidence based therapy for glottal incompetence, which reflects the dysfunction of the vocal folds on voice and swallowing. Chapter Two presents an overview of the epidemiology, diagnosis, management, extraction techniques, adjuvant medical therapy and prevention of laryngeal papillomatosis in children. Chapter Three presents the latest investigation results related to Speech and Language Pathology intervention in childhood dysphonia, and presents assessment protocols and therapeutic approaches commonly used in voice disorders within the pediatric population. Chapter Four provides a voice analysis of primary school pedagogues in the Czech region of Ostrava.