Topic Collection

Cardio Tools

Explore our curated collection of calculators and guides related to Cardio. Use these scientific tools to optimize your performance and health.

Heart Rate Zone Calculator
Performance

Heart Rate Zone Calculator

Calculate your 5 training zones based on Max Heart Rate or Heart Rate Reserve (Karvonen).

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VO2 Max Estimator
Performance

VO2 Max Estimator

Estimate your cardiovascular fitness (VO2 Max) using the Cooper Test (12-minute run).

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