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Measure. Earn. Progress.
Meet the MYZONE® MZ-3 Belt – your new workout partner. The MZ-3 is a heart rate monitor that allows you to track intensity during physical activity and watch live stats using your mobile device. Measure your effort and intensity level on a minute-by-minute basis and challenge your friends to compete with you. Different skill levels? No problem. MYZONE® has a unique point system (MEPs) that rewards you based on how hard you work. Choose your favorite activity and compete regardless of age or previous experience, leveling the playing field! No longer are you tied to just being able to track a run or a bike ride – track everything from the treadmill, group fitness class, a run outside or even the squat rack. Compare your stats online or share them with your other fitness apps. Let’s Make Movement Measurable!
Special City Sports Clubs offer!
LA Fitness is partnering with MYZONE® to bring a special discount  to LA Fitness members! Get your MZ-3 today at a special price of $99.99 – a savings of $50!
header_logo_color Track Your Workouts Accurately
It’s as easy as 1, 2, 3! The MZ-3 tracks your heart rate, calories burned and displays this information right on an iPhone or Android device. Let your heart be your guide and continue to track your workout intensity, maximize training and optimize your health! All statistics are personalized to you, using your age, height, gender and weight to provide you an accurate way to track your workouts.
Anatomy of a MYZONE® Tile 
The MYZONE® MZ-3 belt links with your cellphone via Bluetooth to display liveaccurate workout information. This information is personalized to you – based off your unique age, height, weight, and gender information. This is the technique needed in order to provide accurate workout measurements.

Track your current effort level (color & percentage), your calories burned, and your total MEPs (MYZONE® Effort Points) earned!

header_logo_color MYZONE® Effort Points (MEPs)
Reach new heights! MYZONE’s® app measures your performance in MEPs. MEPs are a propriety MYZONE® reward system that awards points for every minute of physical activity. MEPs are displayed in grey, blue, green, yellow or red levels based on total work out exertion. Earn more points based on your intensity level or stay within certain ranges to reach your goals by maximizing your training efficiency.
header_logo_color Stream to Apps and Equipment
Train smart! The MZ-3 automatically streams your heart rate to enabled City Sports Club cardio equipment, such as the treadmill, elliptical machine, cycling bike and rower. Having your heart rate displayed on workout equipment allows you to help optimize training efforts and benefit from smarter work outs. Additionally, the MZ-3 streams via Bluetooth to the MYZONE® App and with third-party fitness applications* such as Strava, Runkeeper, Endomondo and Map My Run. MYZONE® helps make you ready for every aspect of fitness!
header_logo_color Set Goals and Compete
Challenge your friends! Make fitness challenges and competitions with friends or fellow gym members. MYZONE® offers a complimentary fitness performance tracking site and mobile application with social functionality, which allows you to establish unique training goals and competitions. If you prefer to achieve individual goals, use the MYZONE® site and mobile application for tracking elements to establish personal fitness goals and push yourself forward.

Let's Make Movement Measurable


Learn what MYZONE® is all about.


Common questions from MYZONE® owners
* Some charges may apply for third-party applications.