It may sound like a top-secret gadget employed by the CIA or MI-6, but in fact, a Holter monitor is just a battery-operated portable device that continuously measures and records your heart’s activity for 24 to 48 hours or longer. It’s the size of a small camera and has wires with electrodes that attach to your chest, so it can record your ECG (electrocardiography) as you go about your daily business. You may be wondering why anyone – including you – would want or need to wear a Holter ... [Read More]