A Guide for Heart Rate Monitors: Boost Your Fitness

Discover the benefits of heart rate monitors for fitness and health, compare top brands, and learn what to consider when purchasing the perfect device.

Exercising with a heart rate monitor
by
Sarah Zimmer, PT, DPT
— Signos
PT, DPT
Green checkmark surrounded by green circle.

Updated by

Green checkmark surrounded by green circle.

Science-based and reviewed

Published:
October 14, 2024
July 19, 2024
— Updated:

Table of Contents

Heart rate monitors have become essential for fitness enthusiasts, athletes, and those looking to maintain a healthy lifestyle. These devices, ranging from simple chest straps to sophisticated smartwatches, provide invaluable insights into cardiovascular health, helping you gauge exercise intensity, track progress, and avoid overtraining.1 Whether you’re a seasoned athlete striving for peak performance or simply looking to maintain a healthy lifestyle, heart rate monitors offer a helpful variety of information that can transform your workouts, help you in your weight loss journey, and improve your overall physical well-being.

This article explores the significance of various heart rate monitors and why they are worth the investment. We’ll compare leading brands, shedding light on their unique features and benefits, and provide a detailed overview of what to look for when purchasing a heart rate monitor, ensuring you make an informed decision that best suits your needs. From knowing the nuances of heart rate data to selecting the perfect device, this article covers everything you need to understand all the positive advantages heart rate monitoring provides for optimal health and performance.

{{mid-cta}}

The Importance of Using a Heart Rate Monitor

Monitoring heart rate during exercise is a fundamental aspect of optimizing your fitness routine and ensuring safety around your health regarding exercise intensity. By tracking your heart rate, you can trust that you’re working out at the right intensity to meet your specific goals, whether burning fat, improving cardiovascular endurance, or building muscle. 

Additionally, heart rate monitors provide real-time feedback on your body’s response to exercise and the ability to rest or sleep well. This helps prevent overtraining and reduces the risk of injury. Check out some of these key reasons why using a heart rate monitor is essential for anyone looking to enhance their workout efficiency while learning more about their overall health.

Accurate Measurement of Exercise Intensity

One of the primary benefits of heart rate monitors is their ability to measure exercise intensity via heart rate accurately. Working out within your target heart rate zone (zones 1-5) is essential for maximizing your workout's effectiveness while avoiding over-exercising and overtraining. For example, zone 2 heart rate training is best for improving aerobic endurance and burning fat over time.2 

If your goal is weight loss, training for a marathon, or if you have a health condition that requires close monitoring of your heart rate, then having a way to monitor your body’s responses in real-time is crucial for gaining the most out of your workouts and maintaining safety. 

Tracking Overall Health Data

Many heart rate monitors provide continuous feedback on multiple aspects of your health, including heart rate, calories burned, stress levels, and sleep quality. Regularly tracking this data, like your resting heart rate and heart rate variability, provides insight into your overall fitness level while detecting any changes that might indicate potential health issues. A consistently high resting heart rate, reduced heart rate variability, or multiple nights of poor sleep quality can be early signs of overtraining, stress, or other health concerns, like catching a cold.

Personalized Training Programs

Heart rate monitors have become incredibly smart these days, learning from your exercise habits and responses to various intensities that will offer daily workout ideas that help target different aspects of health and fitness.  For instance, if your goal is to improve endurance, your device will focus on longer, steady-state cardio sessions within a lower heart rate zone (i.e., zone 2). 

Conversely, aiming to increase speed or power will suggest high-intensity interval training (HIIT) that pushes your heart rate into higher zones. Personalized training based on heart rate data can lead to more effective and efficient workouts that support your health and fitness goals.

Prevention of Overtraining and Injury

Overtraining can lead to fatigue, decreased performance, and a higher risk of injury and other health concerns. Heart rate monitors help you avoid overtraining by providing real-time data on your heart rate during workouts. If your heart rate is consistently higher than usual for a given effort level or your resting heart rate is elevated 5-10 beats more than normal, it might be a sign that your body needs more rest.3 This feedback allows you to adjust your training intensity and volume to prevent overtraining and reduce the risk of injury.

Increased Motivation and Accountability

Seeing your heart rate data in real time can be highly motivating. It provides tangible evidence of your effort and progress, which can be particularly encouraging on days when you might feel less motivated. Additionally, many heart rate monitors come with apps that allow you to track your workouts over time, set goals, and even compete with friends, adding a fun layer of accountability and motivation.

<div class="pro-tip"><strong>Also Read: </strong><a href=how-to-get-back-into-working-out>7 Easy Tips to Get Back Into Working out After a Long Break – And Enjoy It</a>.</div>

Are Heart Rate Monitors Worth the Hype?

Heart rate monitor

The hype surrounding heart rate monitors stems from their ability to revolutionize how individuals approach fitness and health monitoring in an incredibly convenient and reliable way.4, 5 Despite their ability to offer real-time data on one's cardiovascular performance during exercise, many heart rate monitors also dual purpose as watches, making them functional for daily use and physical activity. Whether through simple chest strap monitors or sophisticated smartwatches, heart rate monitors provide accurate data on heart rate variability, exercise intensity, and recovery times, empowering users to make informed decisions about their training regimens daily.

Now, it’s important to realize that heart rate monitors are not just for elite athletes; they cater to a broad spectrum of individuals seeking to improve their overall health and wellness. By measuring exercise intensity and ensuring safe and effective workouts, these devices help prevent overtraining and reduce the risk of injury or other health complications (i.e., heart arrhythmias). 

Many individuals utilize heart rate monitors to track the number of steps they take every day, which has become a great outlet for increasing physical activity and achieving weight loss goals.6 The hype around heart rate monitors is well-founded, as they offer tangible benefits that can significantly enhance physical performance and health outcomes. 

Comparing 5 Brands of Heart Rate Monitors

Choosing the right brand can be overwhelming, with an intimidating number of heart rate monitors on the market. Here’s a comparison of some leading brands, highlighting their strengths and unique features to help you choose which brand suits your needs best.

  1. Polar: Polar is a pioneer in heart rate monitoring technology, known for its accuracy and reliability. The Polar H10 chest strap is widely regarded as one of the most accurate heart rate monitors, making it a favorite among athletes and fitness enthusiasts.7 Polar’s range of devices includes chest straps, fitness trackers, and smartwatches catering to various needs and preferences. Their products often have advanced features like heart rate variability tracking, GPS mapping, and personalized training programs. Their chest straps range from $60 - $100, while the smartwatches range in price from $300 - $800. 
  2. Garmin: Garmin is another top contender in the heart rate monitor market, offering a wide range of devices, from chest straps to advanced smartwatches. Garmin’s Forerunner and Fenix series are particularly popular among runners, cyclists, and outdoor enthusiasts due to their robust GPS capabilities and comprehensive fitness tracking features. Garmin devices are known for their accuracy and have a few integration options with other fitness apps, such as Strava and Garmin Connect so that you can track your progress even more easily. Their prices are very similar to Polar brand’s pricing.
  3. Fitbit: Fitbit is a well-known brand, offering a variety of wrist-based heart rate monitors. While their devices may not be as accurate as chest straps, they provide a convenient and user-friendly option for everyday fitness tracking. Fitbit’s devices, such as the Charge and Versa series, come with features like sleep tracking, guided breathing sessions, and integration with the Fitbit app, which provides an extensive range of health and fitness metrics. Fitbit watches tend to be one of the cheaper options as well, so if you are looking for something simple and effective yet price-savvy, the Fitbit might be right for you. Some are less than $100!
  4. Apple: The Apple Watch offers many features, including wrist-based heart rate monitoring, ECG capabilities, GPS, and integration with the Apple Health app. While some of its other features (i.e., calories burned) may not be as accurate as other devices, research has found its heart rate monitoring accuracy to be as effective as chest straps.8 The Apple Watch’s versatility, ease of use, and seamless integration with other Apple products make it a popular choice for those looking for a heart rate monitor and a smartwatch all-in-one device. Apple watches also range from $300 - $800, with options for monthly payments.
  5. Coros: One of the newer brands on the market,  Coros is known for its impressive battery life and robust quality. Watches like the Apex and Vertex series offer accurate wrist-based heart rate monitoring, GPS tracking, and advanced training metrics for runners (i.e., cadence, elevation change, stride length, etc.). Coro's devices are designed to withstand extreme conditions, making them ideal for long-distance runners, hikers, and adventurers. The Coros app provides detailed analytics and integrates with various training platforms, making it a strong contender in the heart rate monitor space for athletic endeavors.

What to Look for When Purchasing a Heart Rate Monitor

Heart rate monitor app

When purchasing a heart rate monitor, the first consideration should be the type of monitor that best suits your needs. Chest strap monitors are renowned for their accuracy as they measure the heart's electrical activity directly, making them ideal for high-intensity workouts and sports and for those looking to closely monitor their heart rate for health-related concerns. Wrist-based monitors, often found in smartwatches, are suitable for all-day wear and casual fitness tracking, though they may sacrifice some accuracy compared to chest straps. Depending on your specific fitness goals and preferences, you must decide which type best aligns with your requirements and goals.

Other critical factors include the features and functionality of the device. Look for monitors that offer additional metrics such as heart rate variability, GPS tracking, sleep monitoring, and integration with fitness apps. Battery life is another important aspect, especially when engaging in long training sessions or outdoor activities. Finally, consider the comfort and design of the monitor to ensure it is suitable for regular use, and weigh these features against the price to ensure you’re getting good value for what you need. 

Learn More About How to Improve Blood Sugar Health With Signos’ Expert Advice

If you have more questions on improving your health, fitness, and nutrition, seek the expert advice of the Signos continuous glucose monitor and Signos team. A continuous glucose monitor (CGM) can give you the insights to make smarter nutrition and exercise choices. The Signos app provides a unique, personalized program to help you lose weight and reach your health goals. Take this quiz to see if Signos is a good fit for you and reach your goals faster than ever before.

<div class="pro-tip"><strong>Learn More: </strong><a href=heart-healthy-breakfast>15 Heart-Healthy Breakfast Recipes to Boost Your Day</a>.</div>

Get more information about weight loss, glucose monitors, and living a healthier life
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
  • Item 1
  • Item 2
  • item 3
Get more information about weight loss, glucose monitors, and living a healthier life
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

Topics discussed in this article:

References

  1. Etiwy, M., Akhrass, Z., Gillinov, L., Alashi, A., Wang, R., Blackburn, G., ... & Desai, M. Y. (2019). Accuracy of wearable heart rate monitors in cardiac rehabilitation. Cardiovascular diagnosis and therapy, 9(3), 262.
  2. Carey, D. G. (2009). Quantifying differences in the “fat burning” zone and the aerobic zone: implications for training. The Journal of Strength & Conditioning Research, 23(7), 2090-2095.
  3. Djordjevic, D., Stanojevic, D., & Tosic, J. S. (2013). Heart rate modulations in overtraining syndrome. Serbian Journal of Experimental and Clinical Research, 14(3), 125-133.
  4. Delgado-Gonzalo, R., Parak, J., Tarniceriu, A., Renevey, P., Bertschi, M., & Korhonen, I. (2015, August). Evaluation of accuracy and reliability of PulseOn optical heart rate monitoring device. In 2015 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC) (pp. 430-433). IEEE.
  5. Fuller, D., Colwell, E., Low, J., Orychock, K., Tobin, M. A., Simango, B., ... & Taylor, N. G. (2020). Reliability and validity of commercially available wearable devices for measuring steps, energy expenditure, and heart rate: systematic review. JMIR mHealth and uHealth, 8(9), e18694.
  6. Yoshimura, E., Tajiri, E., Michiwaki, R., Matsumoto, N., Hatamoto, Y., & Tanaka, S. (2022). Long-term effects of the use of a step count–specific smartphone app on physical activity and weight loss: randomized controlled clinical trial. JMIR mHealth and uHealth, 10(10), e35628.
  7. Schaffarczyk, M., Rogers, B., Reer, R., & Gronwald, T. (2022). Validity of the polar H10 sensor for heart rate variability analysis during resting state and incremental exercise in recreational men and women. Sensors, 22(17), 6536.
  8. Weaver, L., Wooden, T., & Grazer, J. (2019). Validity of apple watch heart rate sensor compared to polar H10 heart rate monitor [Georgia College and State University]. Journal of Student Research.

About the author

Sarah is a Doctor of Physical Therapy, graduating from the University of Wisconsin Madison in 2017.

View Author Bio

Please note: The Signos team is committed to sharing insightful and actionable health articles that are backed by scientific research, supported by expert reviews, and vetted by experienced health editors. The Signos blog is not intended to diagnose, treat, cure or prevent any disease. If you have or suspect you have a medical problem, promptly contact your professional healthcare provider. Read more about our editorial process and content philosophy here.

Interested in learning more about metabolic health and weight management?

Try Signos.