What is nervous system regulation?

Nervous system regulation is the ability to consciously shift between sympathetic (fight-or-flight) and parasympathetic (rest-and-recover) states. Through structured breathwork protocols, you can train your autonomic nervous system to respond to stress with control rather than reactivity.

How does breathwork improve performance?

Breathwork improves performance by increasing CO2 tolerance, enhancing vagal tone, and training the nervous system to maintain composure under pressure. This translates to better focus, faster recovery, improved sleep quality, and access to creative flow states.

What is CO2 tolerance training?

CO2 tolerance training involves controlled breath-hold exercises that gradually increase your body's comfort with elevated carbon dioxide levels. Higher CO2 tolerance reduces panic sensitivity, improves oxygen delivery via the Bohr effect, and builds resilience under physical and psychological pressure.

Who is the Poseidon Breath Method designed for?

The Poseidon Breath Method is designed for high performers including athletes, executives, creators, speakers, and professionals who want structured, science-backed nervous system training rather than generic wellness breathwork.

Can I do Poseidon Breath training online?

Yes. Poseidon Breath offers live online sessions via Zoom available worldwide, private 1-on-1 coaching sessions online, and a comprehensive online course launching soon. In-person sessions are available in Tulum, Mexico.

Live Online Breathwork Class | Poseidon Breath Webinar

CHOOSE YOUR LIVE SESSION

Broadcast Live Weekly from Tulum

KAN Tulum

Fridays — 12:00 PM (GMT-5)

A focused mid-day nervous system recalibration designed to reset stress patterns and restore clarity for the weekend.

60-minute live guided session
Live Q&A opportunity
48-hour replay access

Reserve KAN Session - $29

Papaya Playa Project

Saturdays — 9:30 AM (GMT-5)

A morning performance protocol designed to regulate the nervous system and prepare you for a high-output day.

60-minute live guided session
Live Q&A opportunity
48-hour replay access

Reserve Papaya Session - $29

THE EXPERIENCE

What You Will Experience

Each 60-minute session follows the 5-step Poseidon Breath Protocol to guide you through a measurable state change. This is not passive relaxation. This is nervous system conditioning.

1. Nervous System Reset

Reduce chronic stress activation and stabilize internal state.

2. CO₂ Conditioning

Train tolerance and reduce panic response through controlled breath pacing.

3. Parasympathetic Activation

Stimulate vagal tone to promote deeper calm and recovery.

4. Guided Exhale Breath-Hold

Build resilience, stillness, and internal control.

5. Integration Phase

Anchor clarity and nervous system balance.

THE CONTEXT

Why This Matters Now

Technology is accelerating everything: more information, more decisions, more pressure. Most people are not overwhelmed because of workload — they are overwhelmed because their nervous system is dysregulated.

If you cannot regulate your internal state, you cannot sleep deeply, think clearly, access creativity, or make high-quality decisions. Breath is the access point to that control.

How It Works

1. Select your preferred session above.
2. Complete checkout.
3. Register for your selected occurrence via Zoom.
4. Receive your unique join link.
5. Join live from anywhere in the world.

Replay access is available for 48 hours after the session.

Attend In Person (Tulum)

Visiting Tulum? Limited physical attendance is available at both KAN and Papaya Playa Project.

Please contact the hotel concierge directly for availability and booking.

KAN - Tickets Papaya Playa project - Tickets

About Tavi Castro

Tavi Castro is a freediver, performance coach, and founder of Poseidon Breath. His system integrates freediving physiology, CO₂ tolerance training, and applied nervous system regulation for modern high-performance environments. Broadcast live weekly from Tulum.