Employers who hire EKG technicians desire them to possess credentials that prove that they are competent and knowledgeable employees. Having certification is becoming a necessary requirement for EKG technicians if they want to increase their chances with gaining employment. Even though having credentials is voluntary it is becoming a standard by employers who hire EKG technicians within the cardiovascular profession. Certification is achieved by completing education requirements at an accredited program and passing an exam that is given by a credentialing organization. THIS GUIDE WILL PROVIDE VALUABLE GRAPHICS AND SUBJECT MATTER EXPERTISE SECOND TO NONE, ALLOWING ACCESS TO OTHERWISE AMBIGUOUS NOMENCLATURE FOREIGN TO LAYPERSONS, ESSENTIALLY GIVING ONE AN ADVANTAGE PRIOR TO TESTING!!!!