Breathwork is one of the quickest ways to shift your state—because breathing is a direct “handle” on your autonomic nervous system. Drawing on Dr. Andrew Huberman’s Breathwork Protocols for Health, Focus & Stress and current peer-reviewed research, this post gives you clear, safe, evidence-based ways to use your breath for calm, focus, and better sleep. Huberman Lab How breathing changes your state (in plain English) Breathing balances oxygen (O₂) and carbon dioxide (CO₂) in