Breathing Techniques to Reduce Stress and Anxiety | Dr. Andrew Huberman on the Physiological Sigh

From Tim Ferriss

In this episode, Dr. Andrew Huberman explains the physiological sigh, a natural breathing pattern of a double inhale followed by a long exhale that rapidly offloads carbon dioxide and reduces stress in real time. He draws on research from his lab and experts at UCLA and Stanford, and describes how breathing drives heart rate variability, with longer exhales slowing the heart and calming the nervous system. Listeners will gain a practical, quick tool they can use anywhere to manage stress and ...

Key Takeaways

  • A double inhale followed by a long exhale offloads carbon dioxide fast, so one to three breaths can dial stress down quickly.
  • The physiological sigh is a built-in pattern: dogs, sleeping adults, and sobbing kids all use it to reset themselves.
  • Your lungs' millions of tiny air sacs, if flattened, would cover roughly a tennis court, which is why this trick works so well.
  • Inhales speed up your heart and exhales slow it down, so longer exhales are a direct lever for calming your nervous system.
  • Unlike vacations or retreats, this breathing tool works in real time, letting you de-stress while still engaged in daily life.

Who is mentioned in this episode?

2 people come up, including Jack Feldman, Mark Krasnow.

Mentioned in this episode