Oxygen Advantage® Instructor Training

Share your passion, build a business

Be a Game-Changer in the Health & Fitness Industry

Join a 4-day retreat in Scotland with Master OA Coaches Gray Caws and Andrew Ritchie
PLUS live online classes with the creator of the Oxygen Advantage, Patrick McKeown

Ardmay Retreat Centre, Arrochar, Argyll, Scotland

14-17 September

Book Now

+44 (0)20 8080 1676

Master Oxygen Advantage Coach

Who is this training for?

  • Coaches who want to complement an existing practice or business
  • Medical doctors, therapists and other health professionals who are looking to deliver a deeper understanding in breathwork and functional movement to patients and clients
  • Anyone who want to fully immerse themselves in the power of breath

Learn how you can help people …


Build a stronger, more empowered, and confident self


Reduce stress and improve mood


Enhance focus and performance


Learn new life-skills to help think critically and creatively, build relationships, and be healthy and happy

Breathe Light practice

You get …


A 4-day retreat experience in Scotland

You’ll be working with two OA Master Instructors Gray Caws and Andrew Rithie learning best practices in teaching the principles and foundations of the Oxygen Advantage.

You’ll have exclusive use of the Ardmay Retreat Centre set on the shores of Loch Long. 

  • Enjoy morning qigong
  • Forest hikes and trail runs (running is optional)
  • Outdoor wood-smoked sauna and cold water loch dips
  • Nutritious meals freshly cooked by our in-house nutrition coach
  • Private rooms with shared bathroom facilities

Live online training with Patrick McKeown

14 hours of live, interactive online classes with the creator of the Oxygen Advantage, Patrick McKeown. All classes are recorded and available online for lifetime access.


Over 100 hours of study materials

Online prerecorded video tutorials, Instructor Training Manual and specialist Zoom workshops with worldwide Master Instructors on a range of topics.


Certification to teaching the Oxygen Advantage functional breathing method

After successful completion you’ll get certification to teach the Oxygen Advantage principles, protocols and exercises. This certification is for life with no need for renewal of training. You can also attend recurring online training at no extra cost.


Group follow-up sessions

Live online group follow-up sessions with Gray and Andrew

Plus special exclusive bonuses:


Exploring HRV (worth £295)

Unlimited access to a globally-unique module delivered by Master OA Coaches Andrew Ritchie and Gray Caws. Get a practical understanding of Heart Rate Variability. Learn how to monitor and measure HRV and get exercises to help regulate the nervous system.


Run With Ease (worth £295)

The Run With Ease Course offers a foundational framework and skill set to develop good habits that have an effect on mood, motivation, energy levels, and our ability to enjoy running (and walking) no matter what age or fitness level.

Our 2022 OA Retreat Training

Gray is a great and passionate teacher with different fields of expertise. He has a broad vision on breathwork and on its practical uses. [I particularly enjoyed] the group connection and the playfulness.
Sara Bigatti

Movement and Breath Coach

… an enjoyable weekend of education – the small group, personal attention … layering of course content. The whole group interacted and the sessions were on the move.
Paul Collins

Owner, Paul Collins Fitness

Your Investment


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Gray was helpful in listening to me, giving me feedback, and helping me to further find the voice for my brand. He also gave me good next steps to take. I also feel he is someone I can reach out to as I progress along the way, for which I am very grateful.
Robyn Reid

Your Coaches

Gray Caws Founders & Director of Adventures In Movement

Gray Caws

Gray believes that mental and physical health is optimised by efficient breathing, a focused mind, and body awareness.

He is a UK specialist personal trainer, running coach, and breath coach with a master certification in the Oxygen Advantage® and Buteyko methods.

Gray trained with internationally-renowned coaches Patrick McKeown (breath), Lee Holden (meditation, tai chi, and qigong), and Danny Dreyer (ChiRunning).

Gray has the privilege of guiding the breathwork sessions on the ASICS Movement For Mind programme led by prominent mental health researcher, Dr Brendon Stubbs.

The programme launched in 2021 documented the mental wellbeing of a group of nearly 200 volunteers with remarkable results showing that 70% of participants were more active after completing the programme.

Gray is the founder and director of Adventures In Movement.

Andrew Ritchie, Master Oxygen Advantage Coach

Andrew Ritchie

Andrew is a Master Oxygen Advantage instructor, with a specialised interest in Heart Rate Variability. He’s also the founder of Performance Breathworks and an AIM Run With Ease coach.

He has been working in the outdoor health and wellness industry for 20 years and has helped thousands of children and adults become more resilient and achieve their goals through a variety of activities.

Currently Andrew works with corporates, professional and amateur sport, schools and individuals, as well as organising and leading retreats and adventure holidays.

“I’m passionate about breathwork and the great outdoors. You’ll realise why when you see the amazing environment that I have the opportunity to work in.”

Patrick McKeown

Patrick McKeown

Patrick McKeown BA, MA, is considered to be one of the foremost teachers of functional breathing. He has authored eight books, is published in 14 languages and has taught breathing for mind, body and sports since 2002.

He has worked with more than 7,000 clients from children to the elderly, from the most unwell to elite athletes.

He has channelled a wealth of experience, expertise and passion into the delivery of this simple, easy to follow training, in order to share his approach with others, so that many more people can enjoy better health, performance and quality of life.

You may also be interested in …

Our May 2022 Oxygen Advantage Instructor Training in Alexandra Palace, London

Coaches on the May 2022 London training programme

Advanced Oxygen Advantage® Instructor Training

London: 12-14 May

The Adventures Studio, Hornsey London N8 7PY

With Master OA Coach Gray Caws

The programme prepares you to teach the science-based Oxygen Advantage functional breathing method. It features a 3-day workshop in London with Master Oxygen Advantage Coach Gray Caws. You also get a wealth of online training materials including live online training with internationally-renowned breathing expert Patrick McKeown.

Plus exclusive bonus AIM programmes:

  • Exploring HRV
  • Run With Ease