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About this tool

Cooper test: Run as far as you can in 12 minutes on a flat surface. Rockport test: Walk 1 mile as fast as possible and record time and heart rate. Both provide reliable VO2 max estimates. All calculations happen in your browser.

This calculator is for informational purposes only and does not constitute medical, nutritional, or professional health advice. Consult a healthcare professional before making changes to your diet or exercise routine.