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physiological sigh

How to Breathe Correctly for Optimal Health, Mood, Learning & Performance

Andrew Huberman

Breathing serves as a unique interface between conscious and subconscious brain functions, acting as a bridge that allows for voluntary control over involuntary physiological processes. While essential for life alongside oxygen intake and carbon dioxide removal, the specific patterns of breathing—sp …

Tools for Managing Stress & Anxiety | Huberman Lab Essentials

Andrew Huberman

Andrew Huberman introduces a physiological framework for understanding stress, clarifying that it is not merely an emotion but a generalized biological system designed to mobilize the brain and body in response to threats or demands. He explains that while short-term acute stress triggers the sympat …

Control Your Vagus Nerve to Improve Mood, Alertness & Neuroplasticity

Andrew Huberman

The vagus nerve, identified as cranial nerve 10, functions as a vast bidirectional superhighway connecting the brain to nearly every organ in the body, from the head down to the lower intestines. Unlike other cranial nerves that primarily serve restricted areas of the face and neck, this "wandering" …