Introducing

Oxygen | Shift

Science-backed personalized breathwork for health, sleep, and performance.

The Benefits

Reduce Stress & Anxiety

Calm the nervous system and promote relaxation with controlled breathing.

Improve Sleep

Support deep restorative sleep with proper breathing habits.

Boost Energy & Endurance

Improve oxygen efficiency to sustain energy levels and enhance physical performance.

Improve Respiratory Health

Address the root cause to asthma, sleep apnea, high blood pressure and more.

Lindsey Teaching With James Nestor

Why Breathwork?

Your Breath Affects Everything

Most adults breathe in ways that limit health, disrupt sleep, and reduce performance. Breathwork restores balance, resilience, and control.

Health

Problem: Asthma, anxiety, or poor airway health.

Solution: Train calmer, more efficient breathing that supports airway stability.

Sleep

Problem: Mouth breathing, snoring, or apnea.

Solution: Retrain patterns for nasal breathing and nervous system balance at night.

Performance

Problem: Fatigue, shortness of breath, low endurance.

Solution: Build CO₂ tolerance and oxygen efficiency for peak energy.

The Science

Breathe Better. Feel Alive.

Personalized Science-Backed Coaching

A structured, application-only online program designed to help you transform your breathing habits in just six weeks. This program is a guided journey with clear goals, professional oversight, and personalized accountability that provides:

Custom Breath Blueprints → designed around your respiration metrics, health, sleep, and/or performance goals.

Weekly 1:1 Coaching Calls (60 minutes online) → focused sessions to teach, refine, and progress your practice.

Patient Charting & Metrics → Flow Score testing, breathing assessments, and sleep/stress benchmarks tracked weekly in your patient chart.

Homework & Daily Practices → clear step-by-step exercises with reflection and audio prompts.

Progress Tracking Reports → visual check-ins on your improvements week to week.

Learn More

D.I.Y. Step-by-Step Toolkits

Breathwork Blueprints

Feeling inspired to make changes on your own?

We've created self-paced breathwork blueprints with guided audios, daily plans, and reflection trackers starting at only $40. Each Blueprint is designed to solve a specific problem in Health, Sleep, or Performance:

Health: Asthma | Anxiety

Sleep: Sleep Apnea | Better Sleep

Performance: 5K | Marathon

Coming Soon

Meet Your Coach, Lindsey Trubia

Lindsey Trubia is a certified Buteyko Breathing Practitioner and Oxygen Advantage Level 2 Instructor, with advanced training in the Wim Hof Method (Level 2), Nordic Flow Coaching (Level 3), and as a Meditation & Yoga Instructor. She has taught alongside global breathwork leaders including James Nestor, Wim Hof, and Patrick McKeown, and has worked with professional athletes across the NFL, NHL, and PGA Tour. Trusted by over 100+ doctors and healthcare providers, Lindsey receives physician referrals for clients with respiratory conditions such as asthma, anxiety, and sleep apnea, while helping thousands worldwide restore functional breathing, improve sleep, and unlock peak performance.