Clinical trials: Heart Rate Variability
Coronary Artery Bypass
Noninvasive Ventilation After Coronary Bypass Grafting
This is a prospective, quantitative, randomized, crossover study. Were included in this study 10 people in the Intensive Care Unit at University Hospital in Uberlandia, on the first day of the postoperative coronary artery bypass…
- Trial name
- Physiotherapy (NCT02352376)
- Testing
- Conventional ventilator, Specific ventilator
- Volunteers
- 10 people
- Sponsor
- Federal University of Uberlandia
Heart Rate Variability, Athletic Performance
The Relationship Between Heart Rate Variation and Athletic Performance in Basketball Players
This study was planned to explain the relationship between heart rate variability and their sportive performance in basketball players.
- Trial name
- NCT04779034
- Testing
- Measurement of heart rate variability
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ankara Yildirim Beyazıt University
Prediabetes
Effects of Autonomic Nervous System Modulation by Heart Rate Variability Biofeedback Training With Resonant Frequency Breathing on Glucose Metabolism in Individuals With Prediabetes
Approximately 20% of adults have prediabetes in Germany. Prediabetes is defined as a condition with glucose levels outside the normal range but not yet meeting the criteria for type 2 diabetes.
- Trial name
- RwHRVBFinPD (NCT06739993)
- Testing
- Resonance frequency breathing with heart rate variability biofeedback training, Anti-Stress program
- Where
- 2 sites in Germany
- Volunteers
- 60 people
- Sponsor
- Johannes Gutenberg University Mainz
Stress, Heart Rate Variability
Heart Rate Variability and Stress Management Enhancement
This study will be conducted by using two devices (Apollo and Biostrap) for monitoring of baseline physiologic variables and heart rate variability.
- Trial name
- NCT04381182
- Testing
- Apollo Wearable Device
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Joseph Maroon
Surgery--Complications
Variability of Heart Rate as a Marker of Complication of Colorectal Surgery
Heart rate variability reflects the autonomic nervous system on the intrinsic activity of sinus node cells. Sympathetic hyperactivity is an adaptation to stress, while parasympathetic hyperactivity is present at rest.
- Trial name
- VFC COLORECTAL (NCT04367987)
- Testing
- Heart Rate Variability
- Where
- France
- Volunteers
- 117 people
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Heart Rate Variability
The Heart of the Community Study
Community service providers (CSPs), such as promotores and other community health staff, play an essential role in preserving health and treating disease in underserved Hispanic/Latinx (HL) communities with disproportionately…
- Trial name
- NCT05560893
- Testing
- Relational Savoring Intervention
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Cardiometabolic Risk Factors
Heart Focused Movement Effects on Cardiometabolic Risk
This study is designed as a two-group parallel randomized controlled trial (N=50) to test effects of 8-weeks of Qigong/Tai Chi (QTC) intervention compared to QTC plus HRVB on HRV parameters (primary), and cardiometabolic risk…
- Trial name
- NCT05687240
- Testing
- Qigong/Tai Chi, Heart rate variability biofeedback
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Arizona State University
Autonomic Nervous System (ANS) Functioning and Mood State, Heart Rate Variability (HRV)
taVNS During Multi-site HRV Measurement: Reliability & Agreement Study
This study examines the reliability and agreement of autonomic nervous system measurements obtained from different anatomical sites during transcutaneous auricular vagus nerve stimulation (taVNS).
- Conditions
- Autonomic Nervous System (ANS) Functioning and Mood State, Heart Rate Variability (HRV), Blood Pressure Monitoring, Transcutaneous Electric Nerve Stimulation
- Trial name
- taVNS-HRV (NCT07548723)
- Testing
- Transcutaneous auricular vagus nerve stimulation
- Where
- Turkey (Türkiye)
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- SEFA HAKTAN HATIK
Cardiac Valve Disease
Influence of a Rehabilitation in Valve Replacement on Heart Rate Variability and Oxidative Stress
4 consecutive days with volunteers between the first and fourth postoperative period of cardiac valve replacement. The volunteers are randomized into 2 groups: the Control Group submitted to cardiac rehabilitation protocol of the…
- Trial name
- NCT02657109
- Testing
- physical therapy procedure
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- Universidade Metodista de Piracicaba
Stress
Coherence Training for Military Personnel
Military operations and training situations present many physical and psychological challenges for service members to adapt to and overcome.
- Trial name
- NCT01599598
- Testing
- Progressive Muscle Relaxation, Coherence Advantage
- Where
- United States
- Volunteers
- 192 people
- Sponsor
- United States Naval Medical Center, San Diego
Fibromyalgia (FM) OR Fibromyalgia Syndrome, Manuel Therapy
Effects of Adding Vagal Neuromodulation to Manual Therapy in Women With Fibromyalgia
The aim of this study is to investigate the effect of transcutaneous auricular vagus nerve stimulation (taVNS) added to manual therapy on pain, autonomic nervous system function, and illness perception in female patients…
- Conditions
- Fibromyalgia (FM) OR Fibromyalgia Syndrome, Manuel Therapy, Chronic Widespread Pain, Autonomic Nervous System Dysfunction
- Trial name
- NCT07894588
- Testing
- Transcutaneous Auricular Vagus Nerve Stimulation (taVNS), Manual Therapy Program, Diaphragmatic Breathing and Stretching Exercises
- Where
- Turkey (Türkiye)
- Volunteers
- 44 people
- Sponsor
- Hasan Kalyoncu University
Anxiety, Psychological Flexibility
Comparative Effects of Four Brief Breathwork and Mindfulness Interventions on Anxiety and Psychological Flexibility: A 4-Arm RCT
This four-arm, single-blind randomized controlled trial examines the effects of four brief daily 5-minute practices over 28 days on psychological flexibility and physiological variables in Spanish-speaking adults.
- Conditions
- Anxiety, Psychological Flexibility, Stress
- Trial name
- BREATH-4 (NCT07621042)
- Testing
- Box Breathing, Cyclic Sighing, Mindfulness AH Exhalation
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Valencian International University (VIU)
Ventricular Tachycardia
Modification of Rhythmic Risk Assessment by Ventricular Tachycardia Ablation
Sudden cardiac death is a frequent cause of cardiovascular mortality. Numerous rhythmic risk assessment criterion have been described targeting the substratum, the cardiac nervous tone or the trigger of arrhythmias.
- Trial name
- NCT03453645
- Testing
- ventricular tachycardia ablation
- Where
- France
- Volunteers
- 30 people
- Sponsor
- University Hospital, Toulouse
Anesthesia Awareness
Heart Rate Variability to Quantify General Anesthesia Depth
The shortage of anesthetic agents can lead to intraoperative awareness while overdosing can trigger severe intra and postoperative problems.
- Trial name
- NCT04788732
- Testing
- ECG and EEG monitoring
- Where
- Brazil
- Volunteers
- 200 people
- Sponsor
- University of Sao Paulo
Insomnia, Health Adult Subjects
Does Style Matter: Comparison of Moderate- to Low-intensity Styles of Yoga
The goal of this clinical trial is to learn if yoga works to improve sleep and heart health in adults with and without insomnia disorder.
- Conditions
- Insomnia, Health Adult Subjects, Insomnia Disorder, Heart Health Markers
- Trial name
- NCT07638267
- Testing
- Vinyasa yoga, Gentle yoga, Non-active control
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Caitlin Cheruka
Stroke
COMPARISON OF BREATHING AND SUBOCCIPITAL RELEASE IN STROKE
The aim of this study is to investigate the positive effects of deep, slow breathing exercises and suboccipital relaxation, when added to a routine physiotherapy and rehabilitation program, on autonomic, motor, cognitive, and…
- Trial name
- NCT07725471
- Testing
- Breathing Exercise, Suboccipital Release, Standard treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 54 people
- Sponsor
- Ankara Yildirim Beyazıt University
Heat Stress
Heat Stress Exposure Among Low-Income Residents in Bangladesh and Evaluation of Indoor Interventions
The goal of this clinical trial is to learn if infrastructure and equipment installed to cool homes reduce adverse health outcomes.
- Trial name
- NCT06979258
- Testing
- Cooling intervention
- Where
- Bangladesh
- Volunteers
- 1,539 people
- Sponsor
- University of California, Berkeley
Healthy
Physiologic Effect of Spices Ingestion
Human studies have shown that capsaicin, a compound extracted from chilly peppers, can stimulate certain physiologic functions (for example, energy expenditure, thermogenesis, lipid oxidation, heart rate, etc.).
- Trial name
- NCT02193438
- Testing
- Spices intake
- Where
- Switzerland
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Société des Produits Nestlé (SPN)
Premature Birth
Environmental Stress and Individualized Sensorimotor Care on Autonomic Nervous System Activity in Premature Population
Autonomic nervous system (ANS) is an essential regulator for the homeostasis, circulatory and respiratory systems. Heart rate variability, under the dependence of the parasympathetic and orthosympathetic arms is a peripheral…
- Trial name
- NCT00451607
- Where
- France
- Volunteers
- 39 people
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Arousal, Confusional
Effects of Trigeminal Neurostimulation on Heart Rate Variability: Comparing Tragus and Tongue Stimulation.
this study wants to analyse the effect of trigeminal stimulation on Heart rate Variability. There are going to be two groups, in the test group it will be administered stimulation of the tongue with TENS, while in the control…
- Trial name
- NCT06549205
- Testing
- device that stimulates the dorsal surface of the tongue, device that stimulates the tragus
- Where
- Italy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of L'Aquila