Chapter

The Power of a Physiological Sigh
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1:26:50 - 1:39:28 (12:37)

Performing a physiological sigh, which involves inhaling deeply through the nose and exhaling through the mouth until the lungs are empty, is the quickest way to reduce stress levels in real-time. One physiological sigh can provide immediate relief, while repeatedly practicing it for five minutes each day can help reduce overall stress levels long-term.

Clips
Learn about three different breathing exercises for reducing stress, including cyclic sighing, regular breathing, and cyclic hyperventilation.
1:26:50 - 1:31:15 (04:24)
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Stress Reduction
Summary

Learn about three different breathing exercises for reducing stress, including cyclic sighing, regular breathing, and cyclic hyperventilation. One physiological sigh is the fastest way to reduce stress and reintroduce calm.

Chapter
The Power of a Physiological Sigh
Episode
How to Breathe Correctly for Optimal Health, Mood, Learning & Performance
Podcast
Huberman Lab
Performing a single physiological sigh is an effective way to immediately reduce stress levels.
1:31:15 - 1:34:13 (02:58)
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Stress Reduction
Summary

Performing a single physiological sigh is an effective way to immediately reduce stress levels. However, practicing cyclic sighing, double inhaling through the nose and exhaling through the mouth until the lungs are empty, for five minutes a day is the most impactful for reducing stress, improving mood, and enhancing sleep quality.

Chapter
The Power of a Physiological Sigh
Episode
How to Breathe Correctly for Optimal Health, Mood, Learning & Performance
Podcast
Huberman Lab
Proper breathing helps to eliminate excessive carbon dioxide and rebalance the oxygen carbon dioxide ratio in the body, which can be disrupted by under breathing.
1:34:13 - 1:35:14 (01:01)
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Breathing
Summary

Proper breathing helps to eliminate excessive carbon dioxide and rebalance the oxygen carbon dioxide ratio in the body, which can be disrupted by under breathing. Holding our breath during activities like texting can lead to a buildup of carbon dioxide and cause over breathing at rest.

Chapter
The Power of a Physiological Sigh
Episode
How to Breathe Correctly for Optimal Health, Mood, Learning & Performance
Podcast
Huberman Lab
This episode explores the science of the physiological sigh, a breathing technique that can reduce stress and the way that the cervical nerves that give rise to the phrenic nerve can cause cramps while exercising.
1:35:14 - 1:37:28 (02:14)
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Breathing techniques
Summary

This episode explores the science of the physiological sigh, a breathing technique that can reduce stress and the way that the cervical nerves that give rise to the phrenic nerve can cause cramps while exercising.

Chapter
The Power of a Physiological Sigh
Episode
How to Breathe Correctly for Optimal Health, Mood, Learning & Performance
Podcast
Huberman Lab
The physiological sigh can alleviate pain from side stitches when running by changing the firing of the phrenic nerve and sensory feedback to the brain.
1:37:28 - 1:39:28 (01:59)
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Running
Summary

The physiological sigh can alleviate pain from side stitches when running by changing the firing of the phrenic nerve and sensory feedback to the brain. Breathing also has a relationship with heart rate due to the bilateral branches of the phrenic nerve and its sensory input from local organs.

Chapter
The Power of a Physiological Sigh
Episode
How to Breathe Correctly for Optimal Health, Mood, Learning & Performance
Podcast
Huberman Lab