Clinical trials: Hyperventilation
Pulmonary Disease, Chronic Obstructive, Lung Diseases, Interstitial
Assessment of Continuous Measurement of Transcutaneous CO2 for Evaluation of Alveolar Dead Space During Exercise
The study aim is to monitor, during exercise tests carried out in various conditions, the alveolar dead space, by means of continuous transcutaneous measurement of Pt CO2, which would be used as a surrogate for arterial PaCO2.
- Conditions
- Pulmonary Disease, Chronic Obstructive, Lung Diseases, Interstitial, Chronic Heart Failure, Pulmonary Arterial Hypertension
- Trial name
- TEASE (NCT03718780)
- Testing
- simultaneous determination of PaCO2 and PtCO2, Hyperventilation test, Exercise test
- Where
- 4 sites in France
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Metropole Savoie
Stroke, Hyperventilation Syndrome
Symptomatic Hyperventilation in Individuals Living With Stroke
This study will investigate the effects of hyperventilation syndrome on respiratory muscle strength, respiratory muscle endurance, pulmonary functions, and functional capacity in individuals living with stroke, and in this…
- Trial name
- NCT07840703
- Testing
- Respiratory Function, Respiratory Muscle Strength, and Functional Capacity Assessments
- Volunteers
- 92 people
- Sponsor
- Istinye University
Low Back Pain, Recurrent, Hyperventilation Syndrome
Hyperventilation in Patients With Chronic Low Back Pain
Low back pain (LBP) is the leading cause of disability worldwide. Impaired postural control is a key factor in the development and maintenance of LBP.
- Trial name
- HELBP (NCT04074798)
- Testing
- assessment of hyperventilation, postural control and psychological behavior
- Where
- Belgium
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Hasselt University
Bodily Self-Consciousness, Interoception
Hyperventilation Effects on Bodily Self-Consciousness
This study examines how voluntary fast, deep breathing (hyperventilation) affects the way healthy adults perceive their own body.
- Conditions
- Bodily Self-Consciousness, Interoception, Healthy Volunteers
- Trial name
- HYPERSELF (NCT07769710)
- Testing
- Voluntary hyperventilation (guided paced breathing), Normal spontaneous breathing (within-subject control), Synchronous respiratory-visual VR feedback
- Where
- Switzerland
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Fribourg
MRI, MRI Image Enhancement
Optimizing Liver MRI Using Breath-Holding With and Without Oxygen
The goal of this interventional study (clinical trial) is to learn if different breath-holding techniques, with and without extra oxygen, can improve the quality of abdominal Magnetic Resonance Imaging (MRI) images in healthy…
- Trial name
- NCT07135401
- Testing
- Breath-hold conditions
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Anxiety, Claustrophobia
Evaluation of an MRI-compatible Vital Signs Sensor System
This study is to determine the possibility of assessing the level of anxiety in MRI patients by means of the respiration rate (RR) and heart rate (HR) indicators acquired by a fiber-optic sensor system.
- Conditions
- Anxiety, Claustrophobia, Hyperventilation, Stress
- Trial name
- OPTO-MRI (NCT03384849)
- Testing
- MRI examination
- Where
- Poland
- Volunteers
- 200 people
- Sponsor
- Military Institute of Aviation Medicine
Absence Epilepsy, Childhood, Absence Seizures
Detecting Absence Seizures Using Hyperventilation and Eye Movement Recordings
This study is being done to find out if a smartphone app can identify absence seizures. Children who have a history of absence seizures, as well as children without any seizure history, will be testing out the app.
- Conditions
- Absence Epilepsy, Childhood, Absence Seizures, Absence Epilepsy, Epilepsy in Children
- Trial name
- DASHER (NCT06093490)
- Testing
- Eysz Hyperventilation Recorder
- Where
- United States
- Volunteers
- 65 people
- Sponsor
- Eysz, Inc.
Acute Mountain Sickness
Voluntary Isocapnic Hyperpnea in Hypoxia to Mitigate Acute Mountain Sickness
This study investigates the effects of a brief Voluntary Isocapnic Hyperpnoea (VIH) on Acute Mountain Sickness (AMS) symptoms, SpO₂, blood pressure, and blood gas homeostasis in normobaric hypoxia, to evaluate whether such…
- Trial name
- NCT07126834
- Testing
- VIH
- Where
- Poland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Institute of Sport - National Research Institute, Poland
Tachycardia, Hypertension
To Observe Haemodynamic Parameters Including, Heart Rate, Blood Pressure, Respiratory Rate , and Oxygen Saturation, With or Without Giving Reversal Agent on Extubation, in Patients Receiving Single Shot of Atracurium , and to Observe Post Operative Residual Paralysis and Airway Reflexes in PACU.
The goal of this clinical trial is to to observe the haemodynamic parameters including Heart Rate Blood pressure Respiratory rate and Oxygen Saturation with or without giving reversal agent on extubation in patients receiving…
- Conditions
- Tachycardia, Hypertension, Hypoxia, Hyperventilation
- Trial name
- NCT07097441
- Testing
- neostigmine (reversal agent)
- Where
- Pakistan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ziauddin University
Hyperventilation Syndrome
Impact of Respiratory Rehabilitation on Quality of Life in Patients With Hyperventilation Syndrome
The hyperventilation syndrome is a quite frequent pathology, affecting up to 10% of the general population and 40% of the asthmatic population.
- Trial name
- RESPIR-HVS (NCT04668638)
- Testing
- Respiratory rehabilitation
- Where
- France
- Volunteers
- 44 people
- Sponsor
- Centre Hospitalier Régional d'Orléans
Hyperventilation, Larynx
Vocal Cord Responses During Hyperventilation in Normal Individuals and in Mild and Severe Asthmatics.
The Investigators aim to: 1. Study the effect of hyperventilation on the development of paradoxical vocal cord movement (PVCM) in healthy individuals and in patients with mild and severe asthma, 2.
- Conditions
- Hyperventilation, Larynx, Asthma
- Trial name
- NCT05565430
- Testing
- Acute Hyperventilation, Chronic hyperventilation, Effects of anticholinergic medication
- Where
- Australia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Monash Medical Centre
Dysfunctional Breathing
Investigation of the Relationship Between Dysfunctional Breathing and Physical Fitness Parameters in Healty Adults
This observational study aims to investigate the relationship between dysfunctional breathing and physical fitness parameters in healthy adults aged 18-35.
- Trial name
- DISFIT (NCT06943027)
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Elif Tunç
Post COVID-19 Condition (PCC), Dysfunctional Breathing
Dysfunctional Breathing in Post COVID-19 Condition.
The goal of this observational study with a cross-sectional design is to investigate what signs, symptoms and assessment which can describe and explain dysfunctional breathing in patients with post COVID-19 condition.
- Conditions
- Post COVID-19 Condition (PCC), Dysfunctional Breathing, Breathing Pattern Disorder, Post-Acute COVID-19 Syndrome
- Trial name
- DB-PCC (NCT06776263)
- Where
- 2 sites in Sweden
- Volunteers
- 200 people
- Sponsor
- Karolinska Institutet
Hypoventilation, Hyperventilation
Investigating the Effect of Yoga-based Breathing Styles on the Human Brain, With a Focus on Memory
The goal of this clinical trial is to learn if yoga-based breathing styles could improve memory performance in adult persons without relevant prior experience in yoga, meditation or similar disciplines and without existing health…
- Trial name
- NCT05846425
- Testing
- Nose-breathing training, Mouth-breathing training
- Where
- Germany
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Universität des Saarlandes
Hyperventilation
Effects of Chest Physiotherapy in Hyperventilation Syndrome
Hyperventilation syndrome induce dyspnea and altered quality of life. the aim of this study is to assess the impact of chest physiotherapy on hyperventilation syndrome' symptoms
- Trial name
- SHV (NCT05488301)
- Testing
- chest physiotherapy
- Where
- France
- Volunteers
- 46 people
- Sponsor
- Centre Hospitalier des Pays de Morlaix
Postural Orthostatic Tachycardia Syndrome, Hypocapnia
Chemoreflex and Baroreflex Alterations Causing Postural Tachycardia Syndrome With Orthostatic Hyperpnea and Hypocapnia
Postural tachycardia syndrome (POTS) is the most common chronic cause of postural lightheadedness, and upright confusion afflicting many Americans, mostly young women.
- Conditions
- Postural Orthostatic Tachycardia Syndrome, Hypocapnia, Hyperventilation
- Trial name
- NCT05923840
- Testing
- Chemoreflex Testing, Baroreflex testing, Orthostatic stress testing
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- New York Medical College
Breast Cancer
Hyperventilation and Oxygenation to Prolong Breath Hold in Breast Cancer Irradiation Treatment
With the HOBBIT trial, the investigators want to develop a technology that allows volunteers to hold their breath for a long time.
- Trial name
- HOBBIT (NCT04091542)
- Testing
- Optiflow/Ventilator
- Where
- Belgium
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Hypercapnia
Improved Patient Recovery After Anesthesia With Hypercapnia Hyperpnoea
The proposed study will measure the time from the end of surgery until the time patients meet the discharge criteria from the postoperative anesthesia care unit and the time from the end of surgery until the patients regained…
- Trial name
- NCT00708526
- Testing
- standard of care for phase one anesthesia care, Quick Emergence Device
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of Utah
Coronary Artery Disease
Breathing-Induced Myocardial Oxygenation Reserve
This is a clinical trial to test the clinical feasibility and safety of a novel CMR protocol, combined with a specific breathing maneuver to identify myocardial regions exposed to severe coronary artery stenosis.
- Trial name
- B-MORE-Pilot (NCT03050346)
- Where
- 6 sites in United States, Canada and 3 more
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
COVID-19, Hyperventilation Syndrome
Relationship Between Hyperventilation Syndrome and SARS-CoV-2 Infection
Following an acute COVID-19 infection, many patients suffer from long lasting physical symptoms that may greatly impair quality of life.
- Trial name
- Hypercovid (NCT05224830)
- Testing
- Nijmegen questionnaire score
- Where
- France
- Volunteers
- 2,846 people
- Sponsor
- Central Hospital, Nancy, France