Skip to content

Measurement brain blood flow in response to 15 seconds of breath holding before and after anuloma viloma pranayama and quiet rest.

Cerebrovascular responsivity in normal healthy persons following alternate nostril yoga breathing and quiet rest - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/03/106321
Enrollment
50
Registered
2026-03-16
Start date
Unknown
Completion date
Unknown
Last updated
2026-03-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Intervention1: Alternate nostril yoga breathing: (i) Pre (2 minutes), (ii) During (5 minutes), and (iii) Post (2 minutes) Control Intervention1: Quiet rest (QR): (i) Pre (2 minutes), (ii) During (5 mi

Sponsors

Patanjali Research Foundation trust
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Participants with (i) normal health based on a semi structured interview, and (ii) Students having at least 3 months of experience in breathing techniques (pranayama)

Exclusion criteria

Exclusion criteria: Those who will be taking medication and having history of smoking, consuming tobacco, alcohol, mental health disorders, extra systole, hypertension, respiratory conditions, disorders of hearing (based on self report and auditory threshold check) and cardiac conditions will be excluded from the study

Design outcomes

Primary

MeasureTime frame
1. Assessments of CVR (Cerebral blood flow velocity using TCD during 15 seconds of internal breath hold) before and after BBYB and HFYB 2. Only post the Nijmegen Questionnaire immediately after CVR 3. Respiration rate Pre 2 minutes, during 5 minutes, and post 2 minutes.Timepoint: 1. Assessments of CVR (Cerebral blood flow velocity using TCD during 15 seconds of internal breath hold) before and after BBYB and HFYB 2. Only post the Nijmegen Questionnaire immediately after CVR 3. Respiration rate Pre 2 minutes, during 5 minutes, and post 2 minutes.

Secondary

MeasureTime frame
NILTimepoint: NIL

Countries

India

Contacts

Public ContactDr Shirley Telles

Patanjali Research Foundation (trust)

office@prft.co.in09897963254

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Apr 4, 2026