Nasal cannula vs. BIBS — is the upgrade worth it? Since you get oxygen either way, the real question isn't "do I get oxygen?" but how reliably and at what concentration it reaches you. This episode breaks down the difference and gives you the questions to ask before you configure your chamber.Key Highlights

• The core distinction: supplemental oxygen (nasal cannula) vs. a dedicated oxygen breathing system (BIBS).
• Nasal cannula: an open delivery system — oxygen can mix with surrounding chamber air, so inhaled concentration varies with breathing pattern and flow.
• BIBS (Built-In Breathing System): a dedicated mask and breathing circuit — properly fitted masks have reached 96-99% inspired oxygen in testing.
• Misconception clarified: BIBS isn't just "more litres per min ...