TB kills almost 3 million people a year. It is the leading cause of death from an infectious agent in the world. In recent years, a number of outbreaks of this disease have occurred in hospitals, correctional institutions, homeless shelters, nursing homes, and residential care facilities for AIDS patients. Nationwide, at least several hundred people have become infected, and have required medical treatment after workplace exposure to TB. This eLearning course presents the basics of how TB infects and spreads. After completing this training session, you will know how to recognize signs and symptoms of TB. Additionally, this online course will teach you how to protect yourself around known or suspected TB patients.