http://www.ehealthguide.info/ Health Care News, Disease, Diagnose, Physicians, Residents, Medical Officers, Nursing Care, Technical Staff, Health Policies, Organizations, Certification, Standards, Alerts, and All about Worlds Health. Step to Facilitate the Health Care Professionals and Patients. Provide Safety and Quality to Patient's, Health Care staff, Explains Patient Family Education and Rights. Best Articles, Notes, Organizations and there activities to explore, to facilitate your patients, and providing quality and safety in the health care organizations. Wed Jan 2009 eHealth Guide RSS - http://www.ehealthguide.info http://www.ehealthguide.info/read_new67178.html A root canal is needed when the tissue inside a tooth becomes infected or inflamed. During the procedure, the dentist removes the infected tissue and seals the tooth, protecting it from further infection.... Thu Jun 2007