V02 Max Estimate

Garmin Multi-Sport Watch Lava Red Forerunner 745 GPS Running and Triathlon Smartwatch
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Forerunner 745 GPS Running and Triathlon Smartwatch

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Chase down new PRs with Forerunner® 745. This GPS running watch is made for runners and triathletes like you who need detailed training stats and o...

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$499.99
Garmin Garmin Accessories New - Retail Garmin HRM-RUN Running Heart Rate Monitor Transmitter
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Garmin HRM-RUN Running Heart Rate Monitor Transmitter

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HRM-Run heart rate monitor provides the most advanced running metrics to high-end Garmin Forerunner running watches. The small, lightweight modul...

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$99.99
HeartRateMonitorsUSA.com Black Polar Grit X Outdoor Multisport GPS Watch {Preorder Only}
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Polar Grit X Outdoor Multisport GPS Watch

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Polar Grit X is designed to take you through even the roughest, most epic sessions without clashing with your everyday style. MILITARY-LEVEL DURABI...

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$429.95
VO2 max is your maximal oxygen consumption as measured during cumulative exercise, and is usually conveyed in milliliters of oxygen per kilogram of body weight per minute, when comparing the performance of endurance sports athletes. VO2 max varies from athlete to athlete, and is the absolute best measurement of cardiovascular fitness. VO2 max may also be known as maximal oxygen consumption, maximal oxygen uptake, peak oxygen uptake or maximal aerobic capacity.