Clinical trials: Heart Rates
Frailty in Adult Surgery
Functional Capacity Through HRV in Multimodal Rehabilitation for Adult Surgery
This prospective, observational cohort study investigates heart rate variability (HRV) monitoring using the Analgesia Nociception Index (ANI) monitor in adult patients undergoing major surgery within a multimodal rehabilitation…
- Trial name
- PreANI (NCT06436417)
- Testing
- Analgesia Nociception Index (ANI) Monitor, Trimodal Prehabilitation
- Where
- Spain
- Volunteers
- 490 people, healthy volunteers welcome
- Sponsor
- Investigation Group Anesthesia, Resuscitation, And Perioperative Medicine of Aragon
Healthy
A Study With an Open-Label Active Control to Evaluate the Potential of Nestorone® to Delay Cardiac Repolarization in Healthy Female Volunteers
The purpose of the study is to evaluate the effect of Nestorone (NES) administered as an bolus injection on the corrected QT interval using Fridericia's formula (QTcF).
- Trial name
- NCT02236026
- Testing
- Supratherapuetic dose of Nestorone, Moxifloxacin
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Population Council
Infant Development
A Pilot Study Using Photo-plethysmographic (PPG) Camera
The researcher want to use video signals to monitor heart rate, respiration rate and oxygen saturation using Photo-plethysmography (PPG) as the underlying mechanism for the method: periodic changes in skin reflectance, induced by…
- Trial name
- NCT01166867
- Testing
- Photo-plethysmography monitoring
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Sedentary Behaviors, Physical Inactivity
Step-Up vs. Running Exercise at Matched Heart Rate Zones in Sedentary Males
This study compares the effects of two aerobic exercise methods - loaded step-up exercise and treadmill running - on cardiovascular fitness, leg strength, heart rate variability, and recovery in sedentary adult males.
- Trial name
- NCT07585617
- Testing
- Loaded Step-Up Exercise, Treadmill Running
- Where
- Turkey (Türkiye)
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Ankara University
Hypertension
L-citrulline Supplementation & Cold Exposure
Cardiovascular disease (CVD) is considered the primary cause of death in the developed world. Large scale epidemiological studies indicate that prevalence of hypertension along with adverse cardiovascular events peak during the…
- Trial name
- NCT01462591
- Testing
- L-citrulline
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Florida State University
Warm Footbath, Cardiovascular System
Temperature-dependent Changes in Cardiovascular Parameters During Warm Water Footbaths in Healthy Women
A study to explore whether different temperatures of warm water footbaths have different effects on the cardiovascular system, the autonomic nervous system and the general well-being of healthy women.
- Conditions
- Warm Footbath, Cardiovascular System, Autonomic Nervous System
- Trial name
- NCT04579497
- Testing
- 38°C warm water footbath, 40°C warm water footbath, 42°C warm water footbath
- Where
- Germany
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- ARCIM Institute Academic Research in Complementary and Integrative Medicine
Metabolic Flexibility
Astaxanthin Reduces Exercising Heart Rate.
Briefly, this study involved 2 trials: baseline (Trial 1) and post-astaxanthin intervention (Trial 2). Both trials included participants completing a graded exercise test while connected to a metabolic cart, to measure…
- Trial name
- NCT05282355
- Testing
- Astaxanthin
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of North Alabama
Healthy
A Study of Continuous Heart Rate Monitoring in Healthy Participants
The main purpose of this study in healthy participants is to find out whether a heart rate monitor will accurately pick up changes in heart rate caused by 2 different medications (pseudoephedrine and metoprolol), on the…
- Trial name
- NCT04682184
- Testing
- Propranolol, Pseudoephedrine, Wearable Biosensor Patch Device
- Where
- Singapore
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Eli Lilly and Company
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
Dietary Supplements, Heart Rate/Drug Effects
Caffeine and Sodium Citrate Ingestion
A positive ergogenic effect of sodium citrate and caffeine ingestion in a short-term, high-intensity exercise task was shown by several studies. These studies were conducted with healthy, able-bodied subjects.
- Conditions
- Dietary Supplements, Heart Rate/Drug Effects, Lactic Acid/Metabolism, Physical Education and Training/Methods
- Trial name
- NCT01591226
- Testing
- Caffeine, Sodium Citrate, Mannitol
- Where
- Switzerland
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Swiss Paraplegic Research, Nottwil