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  • FeaturesExplore innovative features for precise VO2 metabolic insights, enhancing training and fitness monitoring.
  • How it WorksA step-by-step walkthrough of the VO2 Master testing experience, from first setup to instant reporting.
  • AccessoriesExpand your testing options with accessories, from multiple masks and comfortable straps to replacement filters and desiccant storage packs.
  • Validation & ResearchSee the unprecedented research occurring with the VO2 Master globally both in academic settings and real-world applications.
  • IntegrationsDiscover VO2 Master’s wide-ranging platform integrations and sensors for your testing and research needs.
  • Reviews & TestimonialsThe VO2 Master analyzer is trusted by professionals in research, fitness, elite sports and readiness uses globally for optimizing performance and training strategies.
  • Why Leading Athletic Trainers Are Using the VO2 Master Analyzer
    May 28, 2026
    Why Leading Athletic Trainers Are Using the VO2 Master Analyzer
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  • Sports & PerformanceOptimize athletic performance with valuable metabolic insights and customized training regimens.
  • Research ApplicationsExpand your research capabilities with portable metabolic testing indoors or outdoors, no wires, hoses or backpacks involved.
  • Fitness & WellnessProvide your clients customized metabolic testing and instant reports to help them reach their fitness goals and drive your organization’s revenue.
  • TacticalOptimize recruit endurance and readiness with elite performance data.
  • Why Leading Athletic Trainers Are Using the VO2 Master Analyzer
    May 28, 2026
    Why Leading Athletic Trainers Are Using the VO2 Master Analyzer
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  • Why Leading Athletic Trainers Are Using the VO2 Master Analyzer
    May 28, 2026
    Why Leading Athletic Trainers Are Using the VO2 Master Analyzer
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Latest Articles Athletic Performance Education Fitness & Lifestyle The Science VO2 Master Info

Fitness

The Business Case for Metabolic Testing: Pricing, Profit Margins, and Client Retention
Fitness & Lifestyle, Fitness, Getting Started
The Business Case for Metabolic Testing: Pricing, Profit Margins, and Client Retention
May 25, 2026
Resting Metabolic Rate Test: Why Measuring Metabolism Optimizes Client Results
Fitness & Lifestyle, Fitness, Why Metabolic Testing Matters
Resting Metabolic Rate Test: Why Measuring Metabolism Optimizes Client Results
May 15, 2026
Fitness Assessments for Gyms in Europe: Why VO2 Testing is Becoming Essential
Fitness & Lifestyle, Fitness
Fitness Assessments for Gyms in Europe: Why VO2 Testing is Becoming Essential
May 4, 2026
Country Club and Hotel Wellness Programs Expand to Offer VO2 Metabolic Testing
Fitness & Lifestyle, Fitness
Country Club and Hotel Wellness Programs Expand to Offer VO2 Metabolic Testing
March 30, 2026
Why Metabolic Testing Is the Smartest Upgrade for Fitness Professionals
Fitness & Lifestyle, Fitness, Why VO2 Master?
Why Metabolic Testing Is the Smartest Upgrade for Fitness Professionals
January 6, 2026
How Fitness Professionals Can Deliver Elite Results and Build a More Successful Business: The VO2 Master Solution
Fitness & Lifestyle, Fitness, Why VO2 Master?
How Fitness Professionals Can Deliver Elite Results and Build a More Successful Business: The VO2 Master Solution
December 22, 2025
How Portable Metabolic & Heart Rate Zone Testing Is Revolutionizing Fitness and Wellness Businesses
Fitness, Fitness & Lifestyle, Why Metabolic Testing Matters, VO2 Master Info, Why VO2 Master?
How Portable Metabolic & Heart Rate Zone Testing Is Revolutionizing Fitness and Wellness Businesses
November 12, 2025
Advancing Firefighter Readiness in the USA: Dr. Higuera’s Insights on Portable VO2 Testing
Fitness & Lifestyle, Fitness, Why Metabolic Testing Matters, The Science, Why VO2 Master?
Advancing Firefighter Readiness in the USA: Dr. Higuera’s Insights on Portable VO2 Testing
October 20, 2025
Comprehensive Compatibility: How VO2 Master Integrates with 9 Industry-Leading Devices
Fitness, Sports, VO2 Master Info, How to Use
Comprehensive Compatibility: How VO2 Master Integrates with 9 Industry-Leading Devices
September 25, 2025
Unlocking HYROX Performance: Why Portable VO2 Testing is a Game Changer
Fitness & Lifestyle, Fitness, Why Metabolic Testing Matters, Sports, Why VO2 Master?
Unlocking HYROX Performance: Why Portable VO2 Testing is a Game Changer
August 26, 2025
Bringing VO2 Testing to the Firehouse, Insights from Daniel Higuera, PhD
Fitness, Education, Fitness & Lifestyle, Why Metabolic Testing Matters, Why VO2 Master?
Bringing VO2 Testing to the Firehouse, Insights from Daniel Higuera, PhD
August 5, 2025
Human Connection Meets Performance: How VO2 Master Helps Coaches Deliver Results Clients Feel
Fitness & Lifestyle, Fitness, Exercise, Sports, VO2 Master Info, Why VO2 Master?
Human Connection Meets Performance: How VO2 Master Helps Coaches Deliver Results Clients Feel
July 25, 2025
Unlocking New Revenue Streams: How 2 Fitness Entrepreneurs Are Growing with VO2 Master Testing
Fitness & Lifestyle, Fitness, Exercise, How to Use, Why VO2 Master?
Unlocking New Revenue Streams: How 2 Fitness Entrepreneurs Are Growing with VO2 Master Testing
July 4, 2025
The Key to Longevity: Why Metabolic Testing is the Future of Wellness
Fitness & Lifestyle, Fitness
The Key to Longevity: Why Metabolic Testing is the Future of Wellness
May 7, 2025
How to Perform a VO2 Max Test with VO2 Master
Fitness & Lifestyle, Fitness, Exercise, Getting Started, Sports, VO2 Master Info, How to Use, VO2 Master Testing & Protocols, Why VO2 Master?
How to Perform a VO2 Max Test with VO2 Master
March 10, 2025
Why Portable Metabolic Analyzers Are Replacing Traditional Lab Carts
Education, Fitness
Why Portable Metabolic Analyzers Are Replacing Traditional Lab Carts
December 12, 2024
Deliver World-Class Virtual Coaching with the VO2 Master and Cloud Account
Fitness, Sports
Deliver World-Class Virtual Coaching with the VO2 Master and Cloud Account
October 10, 2024
Submaximal or VO2 Max Testing: What’s the Best Choice for Your Athlete or Client?
Education, Fitness, Sports
Submaximal or VO2 Max Testing: What’s the Best Choice for Your Athlete or Client?
September 18, 2024
Metabolic Testing for Gyms: Launch Your VO2/RMR Service in 14 Days 
Sports, Fitness & Lifestyle, Fitness
Metabolic Testing for Gyms: Launch Your VO2/RMR Service in 14 Days 
September 11, 2024
Tutorial: How to Sync VO2 Master with Your Garmin Device 
Fitness, VO2 Master Info, How to Use
Tutorial: How to Sync VO2 Master with Your Garmin Device 
September 3, 2024
Watch: Rucking VO2max Testing with Fitness Coach Jack Hanrahan 
Fitness & Lifestyle, Fitness
Watch: Rucking VO2max Testing with Fitness Coach Jack Hanrahan 
August 9, 2024
How to Improve Aerobic Fitness: Start by Forgetting About Aerobic and Anaerobic Training
Fitness & Lifestyle, Fitness
How to Improve Aerobic Fitness: Start by Forgetting About Aerobic and Anaerobic Training
November 30, 2023
Easy Ways to Improve Your Breathing in Cycling, Running, Rowing & Swimming
Fitness & Lifestyle, Fitness, Exercise
Easy Ways to Improve Your Breathing in Cycling, Running, Rowing & Swimming
October 18, 2023
Training Zones: How Deeper Data Helps You Reach Your Fitness Goals Faster
Fitness & Lifestyle, Fitness
Training Zones: How Deeper Data Helps You Reach Your Fitness Goals Faster
September 3, 2023
Listen: The Secret to Improving Your Conditioning with VO2 Master Co-Founders Peter O’Brien and Dr. Andrew Sellars [The MetPro Method with Coach Crystal]
Fitness & Lifestyle, Fitness, Exercise
Listen: The Secret to Improving Your Conditioning with VO2 Master Co-Founders Peter O’Brien and Dr. Andrew Sellars [The MetPro Method with Coach Crystal]
July 20, 2023
What is the best way to train VO2max?
Fitness & Lifestyle, Fitness, Exercise, Sports
What is the best way to train VO2max?
January 29, 2021
Maximal Oxygen Consumption for Health and Performance
Fitness & Lifestyle, Fitness
Maximal Oxygen Consumption for Health and Performance
May 26, 2020
A Primer on Exercise Efficiency and Economy
Fitness & Lifestyle, Fitness, Sports
A Primer on Exercise Efficiency and Economy
January 27, 2020

Exercise

How Metabolic Testing Drives Revenue and Relevance for Fitness Professionals
Fitness & Lifestyle, Exercise, Getting Started
How Metabolic Testing Drives Revenue and Relevance for Fitness Professionals
April 6, 2026
Zone 2 Training for Longevity: Why Ventilatory Thresholds Matter for Lifelong Performance
Fitness & Lifestyle, Exercise, Why Metabolic Testing Matters
Zone 2 Training for Longevity: Why Ventilatory Thresholds Matter for Lifelong Performance
March 16, 2026
Actual VO2 Max vs Wearable Estimate: Why the Difference Matters for Everyday Humans
Fitness & Lifestyle, Exercise, Why Metabolic Testing Matters
Actual VO2 Max vs Wearable Estimate: Why the Difference Matters for Everyday Humans
February 10, 2026
Human Connection Meets Performance: How VO2 Master Helps Coaches Deliver Results Clients Feel
Fitness & Lifestyle, Fitness, Exercise, Sports, VO2 Master Info, Why VO2 Master?
Human Connection Meets Performance: How VO2 Master Helps Coaches Deliver Results Clients Feel
July 25, 2025
Unlocking New Revenue Streams: How 2 Fitness Entrepreneurs Are Growing with VO2 Master Testing
Fitness & Lifestyle, Fitness, Exercise, How to Use, Why VO2 Master?
Unlocking New Revenue Streams: How 2 Fitness Entrepreneurs Are Growing with VO2 Master Testing
July 4, 2025
How to Perform a VO2 Max Test with VO2 Master
Fitness & Lifestyle, Fitness, Exercise, Getting Started, Sports, VO2 Master Info, How to Use, VO2 Master Testing & Protocols, Why VO2 Master?
How to Perform a VO2 Max Test with VO2 Master
March 10, 2025
How Your Breathing Changes When Doing Dynamic Exercise
Fitness & Lifestyle, Exercise
How Your Breathing Changes When Doing Dynamic Exercise
January 15, 2024
CO2 and the Basics of Breathing
Fitness & Lifestyle, Exercise, The Science, The Science of Metabolic Testing
CO2 and the Basics of Breathing
January 10, 2024
Normal (and Abnormal) Breathing Patterns at Rest
Fitness & Lifestyle, Exercise, The Science, Longevity
Normal (and Abnormal) Breathing Patterns at Rest
November 2, 2023
Easy Ways to Improve Your Breathing in Cycling, Running, Rowing & Swimming
Fitness & Lifestyle, Fitness, Exercise
Easy Ways to Improve Your Breathing in Cycling, Running, Rowing & Swimming
October 18, 2023
Listen: The Secret to Improving Your Conditioning with VO2 Master Co-Founders Peter O’Brien and Dr. Andrew Sellars [The MetPro Method with Coach Crystal]
Fitness & Lifestyle, Fitness, Exercise
Listen: The Secret to Improving Your Conditioning with VO2 Master Co-Founders Peter O’Brien and Dr. Andrew Sellars [The MetPro Method with Coach Crystal]
July 20, 2023
What is the best way to train VO2max?
Fitness & Lifestyle, Fitness, Exercise, Sports
What is the best way to train VO2max?
January 29, 2021

Getting Started

The Business Case for Metabolic Testing: Pricing, Profit Margins, and Client Retention
Fitness & Lifestyle, Fitness, Getting Started
The Business Case for Metabolic Testing: Pricing, Profit Margins, and Client Retention
May 25, 2026
How Metabolic Testing Drives Revenue and Relevance for Fitness Professionals
Fitness & Lifestyle, Exercise, Getting Started
How Metabolic Testing Drives Revenue and Relevance for Fitness Professionals
April 6, 2026
VO2 Testing for Client Retention: Why Spring Is Where Fitness Businesses Win or Lose
Fitness & Lifestyle, Getting Started, Why Metabolic Testing Matters
VO2 Testing for Client Retention: Why Spring Is Where Fitness Businesses Win or Lose
February 24, 2026
How to Perform a VO2 Max Test with VO2 Master
Fitness & Lifestyle, Fitness, Exercise, Getting Started, Sports, VO2 Master Info, How to Use, VO2 Master Testing & Protocols, Why VO2 Master?
How to Perform a VO2 Max Test with VO2 Master
March 10, 2025
How to Choose the Right Step Test for Your Athletes and Clients
Fitness & Lifestyle, Getting Started, VO2 Master Info, VO2 Master Testing & Protocols
How to Choose the Right Step Test for Your Athletes and Clients
September 11, 2023
Case Study – Interpretation of VO2max Test
Fitness & Lifestyle, Getting Started, Sports, The Science, The Science of Metabolic Testing
Case Study – Interpretation of VO2max Test
December 29, 2020
How to Measure Maximal Oxygen Consumption
Fitness & Lifestyle, Getting Started
How to Measure Maximal Oxygen Consumption
November 29, 2020
Part 1: An Introduction to Metabolic Testing
Getting Started, Fitness & Lifestyle, Introductory Series
Part 1: An Introduction to Metabolic Testing
November 17, 2020

Why Metabolic Testing Matters

Resting Metabolic Rate Test: Why Measuring Metabolism Optimizes Client Results
Fitness & Lifestyle, Fitness, Why Metabolic Testing Matters
Resting Metabolic Rate Test: Why Measuring Metabolism Optimizes Client Results
May 15, 2026
Zone 2 Training for Longevity: Why Ventilatory Thresholds Matter for Lifelong Performance
Fitness & Lifestyle, Exercise, Why Metabolic Testing Matters
Zone 2 Training for Longevity: Why Ventilatory Thresholds Matter for Lifelong Performance
March 16, 2026
Why VO2 Testing is Transforming Executive Health Testing and Corporate Wellness Programs
Fitness & Lifestyle, Why Metabolic Testing Matters
Why VO2 Testing is Transforming Executive Health Testing and Corporate Wellness Programs
March 3, 2026
VO2 Testing for Client Retention: Why Spring Is Where Fitness Businesses Win or Lose
Fitness & Lifestyle, Getting Started, Why Metabolic Testing Matters
VO2 Testing for Client Retention: Why Spring Is Where Fitness Businesses Win or Lose
February 24, 2026
Actual VO2 Max vs Wearable Estimate: Why the Difference Matters for Everyday Humans
Fitness & Lifestyle, Exercise, Why Metabolic Testing Matters
Actual VO2 Max vs Wearable Estimate: Why the Difference Matters for Everyday Humans
February 10, 2026
Firefighter Fitness Testing: A Revenue-Driving Opportunity for Fitness & Wellness Professionals
Fitness & Lifestyle, Why Metabolic Testing Matters, Why VO2 Master?
Firefighter Fitness Testing: A Revenue-Driving Opportunity for Fitness & Wellness Professionals
December 15, 2025
VO2 Max and Longevity Interview: What Every Health Professional Should Know
Fitness & Lifestyle, Why Metabolic Testing Matters
VO2 Max and Longevity Interview: What Every Health Professional Should Know
December 5, 2025
How Portable Metabolic & Heart Rate Zone Testing Is Revolutionizing Fitness and Wellness Businesses
Fitness, Fitness & Lifestyle, Why Metabolic Testing Matters, VO2 Master Info, Why VO2 Master?
How Portable Metabolic & Heart Rate Zone Testing Is Revolutionizing Fitness and Wellness Businesses
November 12, 2025
VO2 Master Testing for Team Sport Athletes: Managing Fatigue and Optimizing Recovery In-Season
Why Metabolic Testing Matters, Sports, Why VO2 Master?
VO2 Master Testing for Team Sport Athletes: Managing Fatigue and Optimizing Recovery In-Season
October 28, 2025
Advancing Firefighter Readiness in the USA: Dr. Higuera’s Insights on Portable VO2 Testing
Fitness & Lifestyle, Fitness, Why Metabolic Testing Matters, The Science, Why VO2 Master?
Advancing Firefighter Readiness in the USA: Dr. Higuera’s Insights on Portable VO2 Testing
October 20, 2025
Performance Innovation: How Trek’s CheckOUT Study and VO2 Master Redefine Rider-Centered Bike Design
Why Metabolic Testing Matters, Sports, Why VO2 Master?
Performance Innovation: How Trek’s CheckOUT Study and VO2 Master Redefine Rider-Centered Bike Design
October 1, 2025
Triathlete Kristian Blummenfelt’s Amazing Training Journey from Olympic to Ironman Gold
Why Metabolic Testing Matters, Sports, Why VO2 Master?
Triathlete Kristian Blummenfelt’s Amazing Training Journey from Olympic to Ironman Gold
September 9, 2025
Unlocking HYROX Performance: Why Portable VO2 Testing is a Game Changer
Fitness & Lifestyle, Fitness, Why Metabolic Testing Matters, Sports, Why VO2 Master?
Unlocking HYROX Performance: Why Portable VO2 Testing is a Game Changer
August 26, 2025
Bringing VO2 Testing to the Firehouse, Insights from Daniel Higuera, PhD
Fitness, Education, Fitness & Lifestyle, Why Metabolic Testing Matters, Why VO2 Master?
Bringing VO2 Testing to the Firehouse, Insights from Daniel Higuera, PhD
August 5, 2025
Unlocking the Edge: How Top Coaches Help Athletes Embrace VO2 Max Testing
Why Metabolic Testing Matters, Sports, Why VO2 Master?
Unlocking the Edge: How Top Coaches Help Athletes Embrace VO2 Max Testing
June 19, 2025
Why Fire Departments are Using Portable Metabolic Testing to Advance Tactical Fitness Programs
Fitness & Lifestyle, Why Metabolic Testing Matters, Why VO2 Master?
Why Fire Departments are Using Portable Metabolic Testing to Advance Tactical Fitness Programs
June 12, 2025
How a Coach Can Help You Harness the Power of Metabolic Analysis [Expert Insights from Performance Coach Sean Seale]
Fitness & Lifestyle, Why Metabolic Testing Matters, Sports
How a Coach Can Help You Harness the Power of Metabolic Analysis [Expert Insights from Performance Coach Sean Seale]
February 12, 2024
How VO2 Master Helps Coaches and Trainers Identify and Overcome Limiters
Fitness & Lifestyle, Why Metabolic Testing Matters, Sports, VO2 Master Info, Why VO2 Master?
How VO2 Master Helps Coaches and Trainers Identify and Overcome Limiters
December 19, 2023
Why is Spirometry Important for Metabolic Testing?
Fitness & Lifestyle, Why Metabolic Testing Matters
Why is Spirometry Important for Metabolic Testing?
September 3, 2023
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