Bridging ancient knowledge with new science, the Mindful Breathing Laboratory of Roberto P. Benzo, M.D., focuses on the study of how self-awareness, mindfulness and self-management impact chronic diseases, including lung cancer and chronic obstructive pulmonary disease (COPD)

https://www.mayo.edu/research/labs/mindful-breathing/overview

Neuroscientists Have Identified How Exactly A Deep Breath Changes Your Mind

https://www.kellogg.northwestern.edu/news_articles/media%20hits/2017/media/1119quartz.aspx

Breathing‐Based Meditation Decreases Posttraumatic Stress Disorder Symptoms in U.S. Military Veterans: A Randomized Controlled Longitudinal Study

https://onlinelibrary.wiley.com/doi/full/10.1002/jts.21936

Relaxation Exercise: Deep Breathing

https://www.va.gov/vetsinworkplace/docs/em_eap_exercise_breathing.asp

Decrease Stress by Using Your Breath

Focusing on your breath is a powerful tool. Learn breathing techniques that ease anxiety, depression and other stress-related issues.

https://www.mayoclinic.org/healthy-lifestyle/stress-management/in-depth/decrease-stress-by-using-your-breath/art-20267197

The Mindful Officer: Conscious Breathing for First Responders

Why something you do constantly should also be done mindfully

https://www.calibrepress.com/2016/08/mindful-officer-conscious-breathing-first-responders/

Breathing and Health, Whole Health: Information For Veterans

https://www.va.gov/PATIENTCENTEREDCARE/Veteran-Handouts/Breathing_and_Health.asp

Using the Body to Help Clients Break Old Habits and Stuck Patterns

https://www.psychotherapynetworker.org/blog/details/931/connecting-emotions-to-a-felt-body-sense

What Focusing On The Breath Does To Your Brain

http://www.dailygood.org/story/2422/what-focusing-on-the-breath-does-to-your-brain-b-grace-bullock/

Psychiatric Wilderness Calling for Attention to Breath Work Research 

https://www.huffpost.com/entry/the-breath-of-freedom_b_9394378

The Breath of Freedom

The Effect of Diaphragmatic Breathing on Attention, Negative Affect and Stress in Healthy Adults

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5455070

Breathing Practices for Treatment of Psychiatric and Stress-related Medical Conditions

Neurophysiological studies may explain how breathing techniques normalize stress response, emotion regulation, and autonomic and neuroendocrine system function. 

https://www.ncbi.nlm.nih.gov/pubmed/23538082

Breathing Rhythms and Emotions

https://physoc.onlinelibrary.wiley.com/doi/full/10.1113/expphysiol.2008.042424

Bodily Sensations Give Rise to Conscious Feelings

https://www.sciencedaily.com/releases/2018/08/180831110422.htm

And Breathe ... Gurus Extol the Virtues of Conscious Respiration​

Devotees say the practice helps address anxiety, addiction, stress and other health issues.

https://www.theguardian.com/lifeandstyle/2019/sep/21/and-breathe-gurus-extol-the-virtues-of-conscious-respiration

7 Steps to Release Emotional Turbulence

https://www.gaiam.com/blogs/discover/deepak-chopras-7-step-exercise-to-release-emotional-turbulence