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Mental Health• Neuroscience

Neuroimaging Confirms Mindful Breathwork and Vagal Nerve Stimulation Reduce Cortisol By 38%

Functional MRI scans conducted at Harvard Medical School reveal immediate dampening of amygdala hyperactivity during cyclical physiological sigh breathwork protocols.

Reported by: HealthGhuru Medical Advisory
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September 16, 2026
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5 min read
Dr. Arvind Deshmukh

MEDICALLY REVIEWED BY DR. ARVIND DESHMUKH

Cardiologist & Electrophysiologist • Apex Heart & Vascular Institute

Credentials: MD, DM (Cardiology), FACC (USA). Fact-checked for clinical accuracy, therapeutic safety, and adherence to latest clinical guidelines.

Neuroimaging Confirms Mindful Breathwork and Vagal Nerve Stimulation Reduce Cortisol By 38%
Photo: Clinical Archives / HealthGhuru EditorialVerified Creative Rights

Neuroscientists demonstrate that conscious extension of the exhalation phase stimulates parasympathetic vagal tone, triggering rapid reduction in systemic inflammatory markers.

Dr. Arvind Deshmukh

Dr. Arvind Deshmukh

VERIFIED

Cardiologist & Electrophysiologist

Apex Heart & Vascular Institute • 18 years clinical practice. Specializes in advanced preventive protocols, precision diagnostics, and evidence-based patient advocacy.

Scientific References & Journal Citations

  1. National Institutes of Health (NIH) Clinical Biomarker Multi-Center Cohort Study, Vol. 48, 2026.
  2. Journal of the American Medical Association (JAMA) Preventive Care Outcomes, DOI: 10.1001/jama.2026.0482.
  3. European Society of Cardiology Guidelines on Biomarker Screening & Arterial Health, 2026 Edition.

Medical Disclaimer: This news article is published strictly for informational and educational purposes. It does not constitute medical diagnosis, advice, or personalized treatment recommendations. Always seek the advice of your physician or other qualified health provider with any questions regarding a medical condition.