Occupational medicine is a branch of medicine that deals with the maintenance of health in the workplace. It includes the prevention and treatment of diseases and injuries. It is dynamic in the field of occupational health and safety and aims to prevent diseases and promote wellness among workers. Environmental medicine, on the other hand, is an interdisciplinary field that involves the discipline of medicine, chemistry, environmental science, etc. Environmental medicine is concerned with the prevention of food-borne and water-borne infections. Some of the factors involved in causing environmental diseases are physical, chemical, biological and social factors. The scope of this domain comprises of the interaction between human health and the environment and the role the environment plays in causing and mediating diseases. This book studies, analyzes and upholds the pillars of occupational and environmental medicine and its utmost significance in modern times. It presents researches and studies performed by experts across the globe. Students, researchers, experts and all associated with these domains will benefit alike from this book.