Clinical trials: Heart Rates
Cardiovascular Diseases, Heart Diseases
Heart Rate Recovery and Mortality
To investigate whether impaired heart-rate recovery after exercise is a powerful and independent predictor of mortality.
- Trial name
- NCT00037349
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Postpartum Depression, Heart Rate Variability
Vitamin B6 and Depression in Pregnant and Peri-partum Women
Perinatal depression is a highly prevalent and serious health issue during pregnancy. According to statistics, approximately one out of every ten postpartum women experiences this condition.
- Trial name
- NCT06445933
- Testing
- Vitamin B6
- Where
- Taiwan
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Major Abdominal Surgery
Preoperative Measurement of Heart Rate Variability as a Predictor of Postoperative Outcome
The purpose of the study is to confirm the hypothesis that a dysfunction of the autonomic nervous system could complicate the postoperative course in the patient undergoing surgery.
- Trial name
- NCT02375412
- Testing
- Pre-operative measurement of heart rate variability
- Where
- Czechia
- Volunteers
- 65 people
- Sponsor
- University Hospital Ostrava
Substance Use Disorders
Heart Rate Variability Biofeedback for Substance Use Disorder: A Randomized Clinical Trial
Heart rate variability biofeedback (HRVB) is an biobehavioral intervention involving rhythmic breathing at resonance frequency that stimulates cardiovascular regulatory systems to help individuals better regulate affect and…
- Trial name
- NCT05454657
- Testing
- Heart rate variability biofeedback + treatment as usual, Treatment as usual only
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Massachusetts General Hospital
Stress
Comparing the Stress-Reducing Effects of a Robotic Pet and a Weighted Toy
The goal of this trial is to learn whether interacting with a robotic pet (Paro) or holding a weighted sensory toy can reduce stress in healthy adults after an acute stressful experience.
- Trial name
- NCT06975007
- Testing
- Paro Robotic Companion Seal, Weighted Sensory Toy
- Where
- New Zealand
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Auckland, New Zealand
Healthy
UMIC Validation Study
The purpose of the study is to evaluate the feasibility of a new wearable computerised system designed for an ongoing monitoring of sportsmen under real-life conditions.
- Trial name
- NCT01708577
- Testing
- Validation of the IPANEMA - measurement system
- Where
- Germany
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- RWTH Aachen University
Breathing Exercises, Healthy Volunteers
Three Breathing Techniques for Heart Rate Variability, Attention, Reaction Time, and Anxiety
This randomized controlled trial compared the effects of Mindfulness Breathing, Box Breathing, and Nadi Shodhana Pranayama on heart rate variability, attention performance, reaction time, and anxiety in healthy adults aged 18-40…
- Trial name
- NCT07810595
- Testing
- Mindfulness Breathing, Box Breathing, Nadi Shodhana Pranayama
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Atlas University
Heart Rate Variability
Exploring the Relationship Between Heart Rate Variability (HRV), Training Load, and Endurance Performance
The ability of smart phones, aided by wearable devices (e.g. smart watches), to collect a variety of data, including physical activity, heart rate, and other exercise metrics, may provide a unique opportunity to understand…
- Trial name
- NCT06964100
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Prehypertension, Blood Pressure
Effect of Relaxing Music on Blood Pressure and Resting Heart Rate
Prehypertention is defined as systolic blood pressure between 120 and 139 mmHg and/or diastolic blood pressure between 80 and 89 mmHg.
- Conditions
- Prehypertension, Blood Pressure, Resting Heart Rate
- Trial name
- NCT04147507
- Testing
- Passive Music Therapy, Control
- Where
- Malaysia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universiti Tunku Abdul Rahman
Healthy Active Athletes
Effect of Hydrogen-rich Water During Tapering on Recovery After Functional Overreaching in Basketball Players
The goal of this clinical trial is to evaluate whether hydrogen-rich water supplementation during tapering improves recovery after functional overreaching in competitive male basketball players aged 18-35 years.
- Trial name
- NCT07714057
- Testing
- Hydrogen-rich water
- Where
- Czechia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Palacky University
Blood Pressure, Heart Rate
The Effect of Honey-sweetened Coffee, Black Tea and Green Tea on Some Physiological Parameters
The goal of this clinical trial is to investigate whether a three-day consumption of honey-sweetened black tea, green tea, and coffee will have an effect on blood pressure, heart rate, and blood glucose.
- Conditions
- Blood Pressure, Heart Rate, Blood Glucose
- Trial name
- NCT07002307
- Testing
- Warm water at 35 oC, Coffee, Honey-sweetened coffee
- Where
- Nigeria
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- University of Uyo Teaching Hospital
Major Adverse Cardiovascular and Cerebrovascular Events (MACCE)
Observational Prospective Study OPTIMA II - Follow-up
The current follow-up study was planned to reveal the rates of Major Adverse Cardiovascular and Cerebrovascular Events (MACCE) during 4-year follow-up in patients participated in OPTIMA study.
- Trial name
- OPTIMAII (NCT02099565)
- Where
- Russia
- Volunteers
- 572 people
- Sponsor
- AstraZeneca
Kidney Transplantation
The Long-term Effect of Marine Omega-3 Fatty Acid Supplementation in Renal Transplantation
This is a long-term intervention study on the effects of marine n-3 PUFAs in renal transplantation. Our hypothesis is that patients treated with marine n-3 PUFA supplementation will have less decline in kidney transplant function…
- Trial name
- EMiRA (NCT03018041)
- Testing
- Omacor
- Where
- 6 sites in Norway
- Volunteers
- 174 people
- Sponsor
- Joe Chan
Congestive Heart Failure
Monitoring of Arrhythmias and HRV in Patients With Heart Failure Treated With the CRT Pacemaker Renewal TR2
The objective of this study is to evaluate the prevalence of sustained ventricular and supraventricular rhythm disorders in patients implanted with a CONTAK RENEWAL TR2 ventricular resynchronization therapy (CRT) device
- Trial name
- NCT00180531
- Testing
- Renewal TR2
- Where
- 10 sites in France
- Volunteers
- 500 people
- Sponsor
- Guidant Corporation
Chronic Fatigue Syndrome (CFS)
Controlled Trial of Hydrogen Water as a Treatment for Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
This is a 16-week controlled treatment trial of an over-the -counter supplement, hydrogen water, for individuals with ME/CFS patients. An active treatment condition will be compared to a placebo-control condition.
- Trial name
- ME/CFS (NCT07753122)
- Testing
- Molecular hydrogen produced by a metallic magnesium tablet, consumed 3x a day dissolved in water. Treatment duration is 16 weeks.
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Fred Friedberg
Hemodynamic Instability, Anesthesia, General
Hemodynamics During Induction of General Anesthesia After Prophylactic Ephedrine, Phenylephrine or Norepinephrine.
In this trial the investigators want to examine if there is any difference in hemodynamic stability when giving equipotent prophylactic injections of ephedrine 0,1 mg/kg, phenylephrine 1 microg/kg, norepinephrine 0,1 microg/kg or…
- Conditions
- Hemodynamic Instability, Anesthesia, General, Anesthesia, Intravenous
- Trial name
- VH (NCT03864094)
- Testing
- Ephedrine, Phenylephrine, Norepinephrine
- Where
- Norway
- Volunteers
- 128 people
- Sponsor
- Helse Fonna
Older Adult
Heart Rate Variability Biofeedback in Older Adults
Older adults will be randomly assigned to an active heart rate variability biofeedback condition and a "sham" control condition.
- Trial name
- NCT05902286
- Testing
- OSC+, OSC-
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Brigham Young University
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
Rheumatoid Arthritis (RA
Effects of Chronic Non-invasive Vagus Nerve Stimulation in an Asplenic Individual Suffering From Rheumatoid Arthritis
The goal of this clinical trial is to learn if chronic self-administrated non-invasive vagus nerve stimulation works to improves the disease activity in a single asplenic patient suffering from rheumatoid arthritis.
- Trial name
- NCT07646470
- Testing
- Trans-auricular vagus nerve stimulation
- Where
- Canada
- Volunteers
- 1 people
- Sponsor
- Osteoflow Health Clinic
Depression
Mediterranean Diet and the Microbiota Gut Brain Axis in Major Depression
The purpose of this study is to assess the efficacy of a Mediterranean diet on the function of the vagal nerve in patients with depression.
- Trial name
- MeDiVa (NCT04772651)
- Testing
- Mediterranean Diet, Normal hospital diet, dietary coaching
- Volunteers
- 108 people
- Sponsor
- Medical University of Graz
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