top of page

Using EWOT to improve your endurance performance!? | #16 ft. Andy St. Germain

Listen on your favorite platform or watch on youtube!

In this episode Andy St. Germain and I talk about exercise with oxygen therapy (EWOT) and it's uses for interval training, recovery, and everything in between, enjoy!

If you have a question or topic you want us to address, leave a comment!

Follow Phil on Instagram -

Follow Andy on Instagram -

Interested in testing, courses, or other long form content check out the critical oxygen website -


0:00 - Introduction to Exercise with Oxygen Therapy (EWOT)

The podcast opens with hosts discussing the concept of EWOT, its impact on well-being, and its use in optimizing physiology and athletic potential.

1:18 - Understanding EWOT

Andy explains EWOT as Exercise with Oxygen Therapy, highlighting how it involves using oxygen concentrators to fill a bag, connecting it to a mask, and engaging in various exercises.

3:03 - Health Benefits of EWOT

Andy delves into the health benefits of EWOT, focusing on improved sleep, energy levels, and reduction in inflammation, while acknowledging the need to understand optimal usage for individual contexts.

6:51 - EWOT for Performance

Exploring the potential of EWOT in enhancing performance, Andy discusses using the Moxie muscle oxygen sensor to monitor and track the impact of oxygen levels during exercise on performance metrics.

8:27 - Speculating on Performance Enhancement

Phil and Andy speculate on the potential trade-offs and benefits of increased oxygen levels during exercise, discussing its impact on stress, recovery, and exercise adaptation signals.

13:01 - Exploring Hypoxic Techniques

Andy describes methods to induce hypoxia before using EWOT, discussing how priming the tissues before hyper-oxygenating them might affect performance and recovery.

16:55 - Mechanisms and Potential Implications

The conversation moves towards understanding the mechanisms behind hyper-saturating tissues with oxygen and its potential implications on muscle oxygenation, ATP synthesis, and performance.

20:01 - Comparing EWOT with Hyperbaric Oxygenation

Highlighting the differences between EWOT and hyperbaric oxygenation, Andy discusses time constraints and practicality, emphasizing EWOT's advantage in being quicker and easier to implement.

21:25 - Recovery and Performance in CrossFit

The discussion concludes with an emphasis on how EWOT might aid in recovery, spare energy stores, and potentially enhance performance, particularly in CrossFit's high-intensity training context.

22:32 – Exploring Oxygen Utilization

The conversation delves into the relationship between oxygen consumption and energy metabolism, particularly in relation to fat and carbohydrate utilization during exercise.

23:14 – Balancing Enthusiasm and Caution

The discussion revolves around the potential impact of excessive use of oxygen therapy (EWOT) on health, considering the spectrum from sickness to wellness. It assesses the considerations for prescribing it and its benefits on recovery and performance.

24:32 – Implementing EWOT Strategically

The conversation shifts to the strategic use of EWAT, discussing its potential benefits on recovery days, during high-intensity intervals, and in competition scenarios, aiming to optimize workouts and aid in post-exercise recovery.

26:38 – Enhancing Performance with EWOT

Exploring the possibilities of using EWAT during events for enhanced recovery, drawing parallels with other performance-enhancing strategies like blood doping and carbohydrate intake during competitions.

30:09 – Heat Training and Hemoglobin Levels

The conversation touches on heat training and its potential impact on increasing hemoglobin levels, drawing comparisons to other performance-enhancing methods and considering its effects on oxygen carrying capacity.

33:21 – Cautionary Notes and Long-Term Effects

The discussion turns towards cautionary considerations regarding the extended use of EWOT, potential tissue damage due to increased reactive oxygen species, and speculations about its effects on muscle tissue type and the respiratory system.

37:23 – Long-Term Implications and Consistency

Considering the lack of extensive research on long-term effects, the conversation emphasizes consistency in usage while balancing acute performance benefits against potential long-term adaptations and health implications.

39:05 – Concluding Thoughts and Future Explorations

The conversation concludes with plans for future explorations and follow-ups on EWOT, inviting questions, feedback, and further inquiries from listeners through social media channels.

19 views0 comments


bottom of page