Use a lab test with a metabolic cart during treadmill or cycling exercise
Measure oxygen consumption at progressively increasing intensity until exhaustion
Use a fitness watch or chest strap estimate if it includes VO2 max tracking
Perform a submaximal field test such as the Cooper 12-minute run
Use a beep test or shuttle run test with a VO2 max prediction formula
Use a step test with heart rate recovery and a VO2 max equation
Use a cycling test with power output and heart rate data
Calculate from running pace and distance using a validated prediction formula
Compare results from repeated tests under similar conditions for consistency
Consult a sports medicine professional or exercise physiologist for accurate assessment