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  • Writer's pictureDr Woo JW

Keeping Your Heart in Check: Exploring Holter Monitoring

Updated: Mar 6

Understanding How Holter Monitoring Supports Heart Health

Women in sports attire holding an ipad with holter devices on her chest

The human heart, a marvel of biological engineering, beats about 100,000 times a day, pumping blood throughout our bodies.

But what happens when this vital organ doesn’t behave as it should? Enter the Holter Monitor, a small, wearable device that keeps a watchful eye on your heart’s rhythm and electrical activity. Just like tracking your steps with a fitness app.

What to Expect

During the Holter monitoring test, slim wires, known as leads, are stuck to your chest using adhesive patches called electrodes.

These electrodes pick up your heart’s electrical signals and send them to the monitor. As you go about your day, the monitor keeps track of your heart’s rhythm and speed, giving a detailed view of how your heart responds to various activities.

You’re also encouraged to keep a journal during the test, jotting down your daily tasks and any unusual feelings you might have. This helps doctors link your heart’s activity with your symptoms and activities, providing a more complete understanding of your heart’s health.


After completing a Holter monitor test, there are a few easy steps you can follow to ensure your comfort and the accuracy of the results:

  1. Monitor Removal Once the test concludes, you’ll either visit the clinic for the monitor’s removal, or you’ll take it off yourself.

  2. Device Caution While wearing the monitor, steer clear of certain devices like electric razors, toothbrushes, and microwaves. Also, keep cellphones and music players at least 6 inches away from the Holter monitor.

  3. Comfortable Attire Opt for loose and comfortable clothing on the arm.

  4. Activity Limitations Avoid heavy-duty activities involving the arm, such as sports or heavy lifting.

  5. Managing Discomfort If your arm feels uncomfortable or swollen, elevate it and apply ice over the site for 10 minutes.

Always remember, your doctor’s specific aftercare instructions are paramount. If you have any concerns or queries, don’t hesitate to contact your healthcare provider. They’re there to help you every step of the way.

At Sunrise Heart Specialist Clinic, Dr. Woo and his team are dedicated to keeping your heart healthy. With years of experience and a passion for heart health, we provide top-notch care tailored to your needs. Book an appointment today and take the first step towards a healthier heart. Your heart doesn’t rest, and neither do we.

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