Now in its Seventh Edition, this comprehensive text provides unique coverage of vulnerable aggregate populations while using the levels of prevention approach. The book focuses on public health concerns including health promotion and protection, provides strong nursing application coverage, and addresses timely issues such as disaster nursing, urban clients, and clients with disabilities/chronic illness. This edition retains popular features such as "Stop and Think" boxes, levels of prevention displays, and Using the Nursing Process and includes new features such as Evidence: The Bridge to Practice, Healthy People 2020, Student Voices, and appendices of communicable diseases.