The Physical Roots
James Nestor and Mike Mutzel discuss the fascinating hypothesis that anxiety and panic may be physical problems rather than mental ones. By training people to breathe healthily and increase their CO2 levels, they believe that mental problems can be alleviated. They also explore the impact of different forms of breath on brain function and the importance of blood flow to critical thinking and decision-making.In this clip
From this podcast

High Intensity Health
Breathing Tips for Better Sleep, Exercise Performance & Reduced Stress w/ James Nestor
Related Questions
Am I right to think that if a fear response happens in my body and I am able to immediately afterward act on it by using breathwork like physiological sighing to calm the body and controlling my thoughts to reinforce a non-threat, non-fear-based thought, I would be in the optimal window for neuroplasticity to occur and to break the trigger-fear response pattern, as discussed in the episode What Your Brain Does in an Emergency & Solitude Vs Loneliness and the clip Overcoming Stress Responses?
Am I right to think that if a fear response happens in my body and I am able to immediately afterward act on it by using breathwork like physiological sighing to calm the body and controlling my thoughts to reinforce a non-threat, non-fear-based thought, I would be in the optimal window for neuroplasticity to occur and to break the trigger-fear response pattern, as discussed in the episode What Your Brain Does in an Emergency & Solitude Vs Loneliness and the clip Overcoming Stress Responses?
Am I right to think that if a fear response happens in my body and I am able to immediately afterward act on it by using breathwork like physiological sighing to calm the body and controlling my thoughts to reinforce a non-threat, non-fear-based thought, I would be in the optimal window for neuroplasticity to occur and to break the trigger-fear response pattern as discussed in the episode What Your Brain Does in an Emergency & Solitude Vs Loneliness and the clip Overcoming Stress Responses?