
Welcome to the world of virtual cycling, where pushing your limits is the name of the game. The Rouvy HR Zone 4 Race is designed to test your aerobic endurance, keeping your heart rate within the 75% to 82% of your max HR range. In this article, we’ll dive into the details of this challenging race, including how to participate, the rules, and how to improve your performance.
Understanding HR Zone 4
Before we jump into the specifics of the race, let’s make sure we understand what HR Zone 4 is all about. It’s a heart rate zone that corresponds to 75% to 82% of your maximum heart rate (HR). To find your Zone 4 range, simply calculate 75% and 82% of your max HR. For example, if your max HR is 172 BPM, your Zone 4 range is between 129 BPM (75%) and 141 BPM (82%). You can view your heart rate zone on the top left of the screen during the race, right next to your heart rate, watts, and watts per kilogram (W/KG).
Rules of the HR Zone 4 Race
- Stay in the Zone: The primary objective of this race is to keep your heart rate within the designated HR Zone 4 range throughout the entire race. This range is crucial for testing and improving your aerobic endurance.
- Heart Rate Monitoring: Ensure you have a reliable heart rate monitor connected to your cycling setup. This monitor will display your heart rate in real-time on the top left of the screen, allowing you to gauge your effort.
- Disqualification for Zone 5 and Zone 6: Here’s the twist in this race: if you spend more than 60 seconds in Zone 5 or venture into Zone 6/7 (above your max HR for that range), you will be disqualified from the race. Zone 5 and Zone 6/7 are higher intensity zones and are not within the intended parameters of this race. Obviously if its a “spike” then that’s fine.
- Race Timing: The race duration will be predetermined, so make sure you’re ready to start on time. Pay close attention to your heart rate and effort level throughout the race to avoid disqualification.
- Fair Play: In the spirit of fair competition, do your best to stay within the designated heart rate zone. Disqualification is in place to ensure that participants maintain the target effort level and don’t push too hard into higher intensity zones.
- Race Etiquette: Respect other participants and adhere to any specific rules set by “Muckers Worldwide” for their Rouvy races. Good sportsmanship is always appreciated in the cycling community.
- Post-Race Analysis: After the race, take some time to review your performance. Analyze your heart rate data and overall race strategy to identify areas for improvement.
- Training and Preparation: To excel in the HR Zone 4 Race, consider tailoring your training to improve your aerobic endurance and fine-tune your ability to stay within the specified heart rate zone.
By following these rules, you’ll not only challenge yourself but also contribute to a fair and exciting race experience for all participants. Remember, the goal is to improve your aerobic endurance and become a stronger cyclist while staying within the designated HR Zone 4. So, pedal hard, but pedal smart!

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