VO₂ max measures your body’s maximum ability to utilize oxygen during exercise. It’s widely recognized as the gold standard marker of aerobic capacity, endurance performance, and long-term cardiovascular health.

VO₂ max testing provides objective, personalized data that guides precise training to reach your performance and fitness goals.

Stretch Affect

VO₂ Max & Resting Metabolic Rate Testing in San Diego

Precision Metabolic Testing for Performance, Health, and Longevity

What Is VO₂ Max Testing

VO₂ max measures your body’s maximum ability to utilize oxygen during exercise. It’s widely recognized as the gold standard marker of aerobic capacity, endurance performance, and long-term cardiovascular health.

VO₂ max testing provides objective, personalized data that guides precise training to reach your performance and fitness goals.

Benefits of VO₂ Max Testing:

  • Accurately assess your current cardiovascular fitness
  • Identify aerobic and anaerobic thresholds
  • Identify aerobic and anaerobic thresholds
  • Create accurate heart-rate and training zones
  • Reduce injury risk by optimizing training intensity
  • Track performance improvements over time

Wireless VO₂ Max Testing in San Diego

We use the VO2 Master wireless metabolic technology that delivers lab-grade accuracy without bulky hoses, stationary carts, or lab-style setups. We are one of only three providers in the San Diego area using the VO2 Master for wireless VO2 max testing.

Why Wireless Testing Is a Game-Changer:

No tubes or wires restricting movement

Lightweight mask for natural breathing

Breath-by-breath data collection

Lab-level accuracy showing only 1.6–2% variance against gold-standard

Ideal for treadmill, bike, or sport-specific testing

Easily connect data to most Garmin watches

What Is Resting Metabolic Rate (RMR) Testing?

Your RMR is the number of calories your body burns at rest—before exercise, movement, or daily activity. This number is highly individual and often misestimated by generic formulas.
If you’ve ever felt like your nutrition plan should be working, but isn’t, RMR testing often reveals why.

RMR Testing Helps You:

  • Know exactly how many daily calories your body requires
  • Dial in nutrition for fat loss or performance
  • Avoid under-fueling or metabolic slowdown
  • Support recovery and hormonal health
  • Make data-driven nutrition decisions

Who This Service Is For

This service is ideal for individuals who want objective data and personalized insights, including:

  • Endurance athletes (running, cycling, triathlon, HYROX, CrossFit)
  • Executives and professionals training with limited time
  • Those focused on longevity and cardiovascular health
  • Individuals frustrated by plateaus in fitness or body composition

Why Choose Stretch Affect for VO₂ Max & RMR Testing in San Diego

At Stretch Affect, the foundation to movement health begins with breath. Your body’s ability to deliver and use oxygen underpins mobility, strength, endurance, and long-term health.

This test becomes your endurance & metabolic benchmark so we can craft training and nutrition programs precisely for your goals, whether that’s fat loss, muscle gain, performance, or longevity.

VO2 max and RMR are only part of your health plan, we provide insights that include interpreting your results and creating a personalized plan through the lens of movement health, performance, and recovery.

Retesting is available to track your progress and implement adjustments if necessary.

BreathMobilityStabilityEnduranceStrengthPowerPerformanceRecovery
BreathMobilityStabilityEnduranceStrengthPowerPerformanceRecovery
What Sets Us Apart:

One of only three providers offering wireless VO₂ max testing in San Diego

Testing performed and interpreted by a licensed Doctor of Physical Therapy

Integrated recommendations for training, recovery, and injury prevention

Ideal for those who want to measure improvement

Advanced, reliable, accurate testing delivered in a high-performance environment

What to Expect from Your Session:

Your true VO₂ max value

Testing with your chosen activity, not restricted with tubes and wires

Personalized heart-rate and training zones

Resting metabolic rate measurement

Clear explanation of results

Practical recommendations for training and recovery

A baseline for future retesting and progress tracking

If you’re investing time, effort, and money into your health and performance, take your training to the next level with accurate, personalized data complete with evaluation, planning, and follow-up to monitor improvement.

Schedule testing today and experience one of the most advanced VO2 Max and RMR assessments available in San Diego.

testimonials

see what our
clients say about us

peter f

I’ve been experiencing nagging shoulder pain for years after a lifting overuse injury,but no other PT/chiro/doctor made lasting progress. Within a couple months of working with Stretch Affect, I feel the best I have in a decade!

shawn v

The guys there worked with me closely and followed up frequently and I have been pain free since i got started on their program.

billy b

A collaborative approach to helping me get the relief I needed and put me on a plan to reducing and eventually eliminating my pain and helping me to live the life I enjoyed once again.

kris m

I come to stretch affect to be able to continue doing the things I enjoy and do them pain free.

stephen w

Their initial assessment and programming that followed has allowed me to work out pain free for the first time in years.

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