Are you curious about zone 2 aerobic training?
Our app helps everyday recreational athletes and fitness enthusiasts experiment with low-intensity Zone 2 training to build endurance, improve recovery, and achieve peak performance.

Features
Simple and effective tracking
Zone 2 training efforts gets lost in the plethora fitness trackers and health apps. Our solution only measures what's needed to deliver progress.

Performance Analytics
Track training response
Monitor aerobic metrics, analyze trends, and optimize performance with detailed analytics and insights.

Activity Tracking
Remove training noise
We remove the noise from your training data so you can focus on hitting your zone 2 training targets.

Adherence
Identify training patterns
See your medium-term training patterns and identify areas for improvement.

Progression
Measure aerobic changes
See aerobic performance indicators change over time to prove the benefits of zone 2 training.

Optimization
Receive training recommendations
Receive personalized training recommendations to help you get the most out of your zone 2 training.
How It Works
Get started in 2 minutes...
Our simple three-step process makes it easy to kick-off your zone 2 training journey to build endurance, improve recovery, and achieve peak performance.
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Sign-up in seconds to get instant access to your zone 2 performance dashboard, training log and performance snapshots.
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Build your zone 2 training log with targeted activities based on duration, heart rate, perceived exertion and time-in-zone.
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Monitor your improvements in aerobic capacity, recovery and performance with detailed data analytics and insights.
The Science
Zone 2 Training Benefits
Backed by scientific research and proven results - Zone 2 training is the foundation of endurance performance and long-term athletic development.

Zone 2 training is the optimal intensity for building aerobic capacity and mitochondrial function. This target training intensity translates to approximately 60-70% of maximum heart rate, which creates the perfect environment for long-term and sustainable adaptations.
- Mitochondrial Efficiency. Training in Zone 2 increases mitochondrial density and function, which improves the body's ability to use fat as fuel and produce energy more efficiently.
- Enhanced Recovery. Zone 2 training promotes better recovery and adaptation, which allows for more consistent training and reduced risk of overtraining or injury.
- Improved Endurance. Regular Zone 2 training builds a strong aerobic base, which increases the ability to sustain higher intensities for longer periods.
Research shows that athletes who incorporate regular Zone 2 training into their programs see significant improvements in VO2 max, lactate threshold, and overall endurance performance. The key is consistency and proper intensity management, which our platform helps you achieve through precise monitoring and guidance.
Frequently asked questions
- What is Zone 2 training?
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Zone 2 training is a low-intensity training zone where you can maintain a conversation while exercising. It's typically 60-70% of your maximum heart rate and is crucial for building endurance and improving recovery.
- How do I find my Zone 2?
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There are several ways to find your Zone 2. The most common method is to use a heart rate monitor to track your heart rate during exercise. You can also use a perceived exertion scale to help you stay in the right zone.
- What devices do you support?
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The current version of Zone2Lab is a web-based platform for centralizing your training logs. We are currently working on integrations with popular mainstream fitness devices and platforms to automate data collection.
- How often should I train in Zone 2?
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This depends on your fitness level and goals. A range of 2 to 5 hours per week is common across generally fit recreational athletes experimenting with zone 2 training. The goal is to find a range that works for you and stick to it.
- Can beginners use Zone2Lab?
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Absolutely! Our platform is primarily used by non-competitive athletes that want to improve aerobic capacity, endurance and recovery.
- How long until I see results?
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Most athletes notice improvements in endurance and recovery within 4-6 weeks of consistent Zone 2 training. Unlike high-intensity interval training - zone 2 aerobic endurance is acquired through consistent and persistent training (e.g. 12 weeks continuous training).
Ready for zone 2 benefits?
Get started with Zone2Lab today and observe changes in your aerobic capacity, recovery, and performance.