Everything you need to understand the physiological sigh — the technique, the research behind it, how it compares to other methods, and how to practice safely. All content is for general wellness and educational purposes only.
Getting StartedWhat Is Cyclic Sighing? A Complete Guide
What cyclic sighing is, where the physiological sigh comes from, and how to try the double-inhale, long-exhale pattern today.
7 min read → ComparisonPhysiological Sigh vs Box Breathing
Two structured breathing techniques, two different rhythms — how cyclic sighing and box breathing differ, and how people choose between them.
6 min read →The Cyclic Sighing Research, Explained
A plain-language look at what the Balban et al. (2023) study measured, what it found, and where the evidence has limits.
8 min read → ScienceWhy Two Inhales? The Physiological Sigh Explained
The mechanism behind the double inhale — why the body sighs on its own, and what happens differently when you do it on purpose.
6 min read →How Long Should a Cyclic Sighing Session Be?
What the research used, how the app's Calm, Relax, and Rest patterns compare, and how to find a duration that fits your day.
5 min read → SafetyCyclic Sighing Safety: Dizziness, Discomfort & When to Stop
Why lightheadedness happens, how to adjust your practice, and the signs that mean it's time to pause and check in with a healthcare provider.
6 min read →