About VO2 max
VO2 max, or maximal oxygen uptake, measures the maximum amount of oxygen the body can utilize during intense exercise. It is a key indicator of cardiovascular and aerobic fitness and is commonly used to assess the physical fitness level of endurance athletes. VO2 max reflects the efficiency of the heart, lungs, and muscles in consuming oxygen and is considered the gold standard for measuring physical endurance capacity.
Reference Values
Health Implications
{'high': 'Elevated levels may indicate exceptional cardiovascular fitness, but if excessively high, it could be a sign of underlying conditions such as hyperactivity of the cardiovascular system.', 'low': 'Low levels may be associated with inadequate cardiorespiratory endurance, potential respiratory disorders, or lifestyle factors leading to increased cardiovascular risks.'}
Symptoms
Lifestyle Factors
Specimen Type
Testing Methods
Scientific Sources
- | Bassett, D. R., & Howley, E. T. (2017). Limiting factors for maximum oxygen uptake and determinants of endurance performance. *Medicine & Science in Sports & Exercise*, 49(1), 44-55.
- Ross, R., Blair, S. N., Arena, R., Church, T. S., Després, J.-P., Franklin, B. A., ... & American Heart Association Physical Activity Committee of the Council on Lifestyle and Cardiometabolic Health. (2016). Importance of assessing cardiorespiratory fitness in clinical practice: A case for fitness as a clinical vital sign: A scientific statement from the American Heart Association. *Circulation*, 134(24), e653-e699.
- Poole, D. C., & Jones, A. M. (2017). Measurement of the maximum oxygen uptake V̇O2max: V̇O2peak is no longer acceptable. *Journal of Applied Physiology*, 122(4), 997-1002.
- American College of Sports Medicine. (2021). ACSM's Guidelines for Exercise Testing and Prescription (11th ed.). Philadelphia, PA: Wolters Kluwer. |