This second edition of Salem Health: Infectious Diseases & Conditions presents essays on a variety of topics in infectious, or communicable, diseases. Original articles have been updated and new articles added to bring the content up to date. This A-Z encyclopedia arranges 632 essays covering all aspects of infectious diseases, including pathogens and pathogenicity, transmission, the immune system, vaccines, diagnosis, prevention, treatment, drug resistance, epidemiology, history, organizations, research, and social concerns such as aging, poverty and disease, children and disease, stress, quarantine, and bioterrorism. The essays were written for non-specialists by medical professionals such as doctors, nurses, clinical practitioners, researchers, and therapists, as well as professors in science and medicine and professional medical writers.

Gale Health and Wellness offers access to thousands of full-text medical journals, magazines, reference works, multimedia, and more. Perfect for researchers at all levels, this comprehensive consumer health resource provides authoritative information on the full range of health-related issues, from current disease and disorder information to in-depth coverage of alternative medical practices, and more.

Health and Medicine includes information created specifically for students, knowledgeable consumer health researchers, and health care professionals. This database is the perfect resource for up-to-date information on a complete range of healthcare topics.