Heartsaver CPR teaches rescuers to recognize and assist with life threatening emergencies, heart attack, cardiac arrest, stroke and choking. The module for AED and infant CPR can be added if required for additional cost and you need to allow extra time. Course length: from 2 to 3.5 hours depending on the modules taken. Please be advised that there is no "re-certification" class for this level of training. The class is offered as described and it does not require a previous certification to attend.