If there’s one marker that corresponds with your longevity potential, it is your VO2 max score. VO2 max is a simple treadmill test that provides critical insights into how efficiently your body uses oxygen during exercise. Our comprehensive approach at MEDHERO combines VO2 max with resting metabolic rate analysis to give you a complete picture of your cardiorespiratory and metabolic function. Dr. Greg Moreno, MD and Dr. Keith Yablonicky, MD leverage their expertise as board-certified emergency medicine physicians to interpret and help you understand your results, and create personalized strategies that empower you to take control of your health.
VO2 Max Testing
Understanding VO2 Max Testing
VO2 max represents the maximum amount of oxygen your body can utilize during intense physical activity. This measurement serves as one of the most accurate indicators of your cardiovascular health and overall fitness level. During the test, you’ll engage in progressively intense exercise on a treadmill or stationary bike while wearing a specialized mask that analyzes your oxygen consumption and carbon dioxide production. The entire process typically takes 10 to 20 minutes and continues until you reach maximum effort or meet specific physiological criteria.
Resting metabolic rate testing complements VO2 max assessment by measuring how many calories your body burns at rest to maintain essential functions like breathing, circulation, and cell repair. This painless 10 to 30-minute test analyzes oxygen consumed and carbon dioxide produced while you relax comfortably. Together, VO2 max and RMR testing create a complete profile of your cardiorespiratory fitness and metabolic function, providing valuable data for exercise programming, nutrition planning, and cardiovascular health optimization.

Benefits of VO2 Max Testing
Track Your Cardiorespiratory Fitness Progress
Regular VO2 max testing provides objective data about improvements in your cardiovascular and respiratory efficiency over time. You’ll see measurable changes in how your heart, lungs, and circulatory system work together as your training program takes effect. This scientific approach removes guesswork and replaces it with concrete numbers that reflect your body’s cardiorespiratory adaptation to exercise.
Understand Your Complete Metabolic Profile
Combining VO2 max with RMR testing reveals both your aerobic capacity and your resting caloric expenditure in a single comprehensive assessment. Your VO2 max shows how efficiently your cardiovascular system delivers oxygen during activity, while your RMR identifies your baseline metabolic rate at rest. Together, these measurements create a complete picture of your metabolic health and cardiovascular function.
Optimize Your Exercise Heart Rate Zones
Your test results include personalized exercise heart rate zones that show exactly how hard you should work during different types of workouts. Training within these zones ensures you’re challenging your cardiovascular system appropriately without overexertion or underperformance. This precision helps you maximize cardiorespiratory benefits while reducing your risk of injury or burnout.
Identify Cardiovascular Health Risks Early
Changes in your VO2 max can reveal developing heart and lung issues before symptoms appear. This proactive approach aligns with our philosophy of preventive medicine, catching potential cardiovascular problems during their most treatable stages. Monitoring your cardiorespiratory status regularly gives you valuable time to address health concerns through lifestyle modifications or medical interventions.
Create Targeted Nutrition and Training Plans
Your RMR measurement reveals your exact caloric needs, eliminating the guesswork involved in meal planning and weight management. Combined with your VO2 max results, you’ll know precisely how many calories you burn at rest and during exercise. This dual assessment ensures your nutrition and training strategies support both your metabolic health and cardiovascular fitness goals.
Our VO2 Max Testing Process
Comprehensive Cardiovascular Health Consultation
Dr. Keith Yablonicky, MD or Dr. Greg Moreno, MD will review your medical history, current fitness level, and wellness goals during your first visit. We’ll explain how VO2 max and RMR testing work, what to expect during the procedures, and how the results will inform your personalized health plan. You’ll have plenty of time to ask questions and understand exactly how these measurements benefit your specific situation.
Customized VO2 Max and RMR Testing Schedule
After discussing your objectives, we’ll schedule your testing sessions at times that work with your schedule and energy levels. We’ll provide clear instructions about preparation, including guidelines about eating, hydration, and exercise before your appointments. Our team ensures you feel completely comfortable and informed before beginning any testing procedures.
In-Clinic Cardiorespiratory Assessment Procedure
During your VO2 max test, you’ll exercise at progressively increasing intensities while we monitor your oxygen consumption and cardiovascular response in real time. For your RMR test, you’ll simply relax in a comfortable position while the equipment measures your resting metabolism. Both procedures are safe, non-invasive, and conducted under the supervision of our experienced medical team.
Personalized Exercise and Nutrition Recommendations
Following your tests, we’ll provide detailed explanations of your results and what they mean for your health and fitness. You’ll receive personalized recommendations for exercise intensity, duration, and frequency based on your cardiovascular capacity and metabolic rate. We’ll also discuss nutrition strategies that align with your RMR and support your wellness objectives.
Regular Follow-Up for Improved Cardiovascular Fitness
We recommend retesting every three to six months to track improvements in your cardiorespiratory fitness and metabolic function. These follow-up sessions allow us to adjust your exercise and nutrition plans based on your progress and evolving goals. Regular monitoring helps you stay motivated and ensures your wellness strategy continues delivering results as your fitness level improves.
Why Choose Us for VO2 Max Testing
We integrate VO2 max and RMR testing into comprehensive wellness programs designed by board-certified physicians who understand your cardiovascular fitness needs. Unlike facilities that simply provide test results, we interpret your cardiorespiratory data to optimize your healthspan and athletic performance. As a locally owned practice, MEDHERO serves the community with a patient-first philosophy that puts your wellbeing above all else.
Dr. Moreno founded MEDHERO in 2015 to fill the gaps left by conventional primary care, while Dr. Yablonicky brings his background as a former U.S. Navy Flight Surgeon to deliver personalized cardiovascular assessments. We take time to understand your fitness goals, review your lab work alongside your VO2 max and RMR measurements, and create integrated exercise and nutrition plans that improve your aerobic capacity and overall health.

Your Path to Better Cardiovascular Health Starts with VO2 Max Testing
Understanding your VO2 max and resting metabolic rate empowers you to make informed decisions about exercise, nutrition, and lifestyle choices that extend both your lifespan and healthspan. These measurements provide the foundation for personalized wellness strategies that help you look better, feel better, and live a healthier, happier life.
At MEDHERO, Dr. Greg Moreno, MD and Dr. Keith Yablonicky, MD are ready to guide you through comprehensive cardiorespiratory testing and create a customized plan based on your results. Follow us on Facebook for wellness tips and patient transformations, find directions to our San Clemente or La Costa/Carlsbad clinic on Google, and read our Yelp reviews to see why our patients trust us with their health. Call 949.218.4455 or 760.652.6071 to schedule your VO2 max and RMR testing today.

FAQs
What is VO2 max?
VO2 max is the maximum volume of oxygen your body can use during intense exercise, measured in milliliters per kilogram of body weight per minute. It represents your cardiovascular system’s efficiency at delivering oxygen to working muscles and your muscles’ ability to use that oxygen for energy production. Higher VO2 max values indicate better cardiovascular fitness and are associated with improved longevity and reduced risk of chronic diseases.
How to increase VO2 max?
You can increase your VO2 max through consistent cardiovascular training that challenges your aerobic capacity, including high-intensity interval training and sustained moderate-intensity exercise. Progressive overload is essential, meaning you gradually increase the duration, frequency, or intensity of your workouts over time. Combining different types of aerobic activities like running, cycling, and swimming while maintaining adequate recovery between sessions produces the best improvements in cardiovascular capacity.
What is a good VO2 max?
A good VO2 max varies by age, sex, and fitness level, but generally ranges from 35 to 45 ml/kg/min for average adults to over 60 ml/kg/min for elite athletes. Men typically have higher values than women due to physiological differences in body composition and hemoglobin levels. Our test provides context for your individual results, comparing them to age and gender norms while establishing baseline measurements to track your progress over time.
How to improve cardiovascular health?
Improving cardiovascular health requires a multi-faceted approach including regular aerobic exercise, strength training, proper nutrition, stress management, and adequate sleep. We recommend at least 150 minutes of moderate-intensity exercise or 75 minutes of vigorous activity weekly, combined with a diet rich in whole foods and low in processed ingredients. Our comprehensive testing and personalized wellness plans at MEDHERO address all these factors to optimize your heart health and overall fitness.
What is RMR?
RMR stands for resting metabolic rate, which measures the number of calories your body burns at complete rest to maintain essential physiological functions. This includes energy needed for breathing, circulation, cell production, nutrient processing, and basic neurological functions throughout your body. Knowing your RMR helps you understand your unique caloric needs for weight management, nutrition planning, and achieving fitness goals through personalized dietary strategies.

