This is a digitized version of a hard copy board review manual of Occupational and Environmental Medicine which was last published in 2004. The essential materials remain the same and quoted statistical changes are incorporated to bring the data more current. The intent is to act as a study guide or just an excellent refresher of the principles of practicing Occupational/environmental medicine. The information presented is not guaranteed for accuracy, however, every attempt has been made to present the most concise descriptions, statements and answers to the study guide as possible. The book also contains mnemonics and an appendix to act as a quick refresher for remembering key facts in this profession. This book will also act as an excellent reference to Occupational principles for Family practitioners as well as Nurse practitioners and Physician Assistants who practice in this field.