# Auralize > Auralize is a breathwork training web app for measuring respiratory baselines, running guided breathing sessions, and learning the physiology behind breath training. Auralize is operated by Aura Points LLC. Public content is educational and training-oriented, not medical advice. Prefer canonical URLs under https://auralize.app. Use the sitemap for exhaustive public-page discovery. ## Core Pages - [Home](https://auralize.app/): Auralize overview and primary entry points. - [CO2 Tolerance Test](https://auralize.app/co2-tolerance-test): Free guided controlled-exhale product baseline; it does not directly measure blood CO2. - [BOLT Breathing Test](https://auralize.app/assessments/bolt-breathing-test): Public browser-based breath-hold baseline assessment. - [Programs](https://auralize.app/programs): Breathwork training tracks and protocols. - [Shifts](https://auralize.app/shifts): Guided state-shifting breathing sessions. - [Learn](https://auralize.app/learn): Breathwork encyclopedia covering techniques, goals, science, programs, and comparisons. ## Learn Resources - [Techniques](https://auralize.app/learn/techniques): Breathing patterns and how to use them. - [Goals](https://auralize.app/learn/goals): Breathwork use cases such as stress, focus, sleep, and performance. - [Science](https://auralize.app/learn/science): Physiology behind breathing, CO2 tolerance, HRV, RSA, and chemoreceptors. - [Programs](https://auralize.app/learn/programs): Explanation of Auralize training programs. - [Assessments](https://auralize.app/learn/assessments): Explanation of Auralize baseline tests. - [Compare](https://auralize.app/learn/compare): Side-by-side comparisons of breathwork techniques and tests. - [Learning Paths](https://auralize.app/learn/paths): Curated reading and practice paths. - [Glossary](https://auralize.app/learn/glossary): Definitions for breathwork and physiology terms. ## Priority Evidence Guides - [Box Breathing](https://auralize.app/learn/techniques/box-breathing): Instructions, appropriate use, safety, and evidence sources for equal-phase breathing. - [Physiological Sigh](https://auralize.app/learn/techniques/physiological-sigh): What cyclic-sighing research tested and how a deliberate sigh is performed. - [HRV and Coherence](https://auralize.app/learn/science/hrv-and-coherence): Resonance-frequency breathing, RSA, baroreflex mechanisms, and primary sources. - [CO2 Tolerance](https://auralize.app/learn/science/co2-tolerance-explained): Chemoreception, air hunger, BOLT, and the limits of CO2-tolerance claims. - [BOLT vs CO2 Tolerance Test](https://auralize.app/learn/compare/bolt-vs-co2-tolerance): Side-by-side intent and interpretation for two different respiratory baselines. - [Breathing for Blood Pressure](https://auralize.app/learn/goals/blood-pressure): Conservative evidence summary that explicitly does not replace medication or clinical care. ## Editorial - [Editorial Standards](https://auralize.app/about/team): Authorship, evidence labels, correction policy, and the current absence of universal clinician review. - [Blog](https://auralize.app/blog): Articles on breathwork science, sports performance, CO2 tolerance, HRV, and practice design. - [Safety](https://auralize.app/safety): Safety notes and contraindication guidance. - [Press](https://auralize.app/press): Public description, editorial resources, and press context. ## Policies - [Privacy](https://auralize.app/privacy): Privacy practices for account and training data. - [Terms](https://auralize.app/terms): Terms of service. - [Contact](https://auralize.app/contact): Contact information. - [Sitemap](https://auralize.app/sitemap.xml): Complete XML sitemap for public pages.