The Fitness Metric You Can’t Ignore

VO2 is your body’s ability to utilize oxygen during exercise. The better your VO2, the easier it is to power through workouts, recover faster, and boost endurance. And no, you don’t have to be an elite athlete to care about it.VO2 efficiency separates those who can power through life from those who run out of breath climbing stairs. Which one are you?Key Takeaways:VO2 max is critical for tracking cardio fitness and endurance.Regular exercise improves oxygen utilization and overall health.You don’t need a lab test—wearables and simple tests can estimate VO2.Small, consistent activity changes your fitness more than you think.Heart rate monitors can be your secret weapon for tracking improvementsStudies:Low aerobic capacity in middle-aged men associated with increased mortality ratesCardiorespiratory fitness, body mass index and mortality