A heart attack or sudden cardiac arrest can happen at any time. If you have a family member who has a heart ailment, it is wise to have an AED with you all the time. Automatic external defibrillators are portable devices that are used on sudden cardiac arrest victims. These AEDs are designed for laymen use.

This gadget works by automatically analyzing for heart rhythm, and if indicated, emits an electric shock to reestablish an effective heart rhythm. The use if AEDs are taught in many first aid and basic life support classes. They can help save a life when time is of the essence.