VO2 Max Calculator

It measures the maximum volume of oxygen (in milliliters) your body can consume per kilogram of body weight per minute during peak exercise. It is the gold standard indicator of cardiovascular and aerobic fitness.

Laboratory tests with oxygen masks are highly precise but require clinical equipment. Submaximal tests like Cooper or Rockport are estimates based on standard research models. They are usually accurate within 10% to 15% and are excellent for tracking fitness changes over time.

Ratings depend heavily on age and gender because cardiovascular capacity naturally declines as we age. For example, a 30-year-old male is in the 'good' range at 44–48 ml/kg/min, while a 30-year-old female is in the 'good' range at 38–42 ml/kg/min.

Yes, you can improve it through structured cardio training. Incorporating high-intensity interval training (HIIT) once or twice a week, along with consistent steady-state workouts (like jogging or cycling), is the most effective way to stimulate cardiovascular adaptations.

On average, men have larger heart and lung sizes, higher red blood cell counts, and a lower average body fat percentage than women. These physiological differences naturally increase oxygen-carrying capacity per kilogram of body mass.