Condition

Heart Rate Variability (HRV) clinical trials and research

• 10Clinical trials
• 8Countries

Newest Heart Rate Variability (HRV) clinical trials

All recruiting trials (10)

• Heart Rate Variability Changes and Delirium After Major Abdominal Surgery

  This study looks at whether early changes in resting heart rate variability can signal the development of postoperative delirium in older adults after major abdominal surgery.

  Recruiting The First Affiliated Hospital with Nanjing Medical University · Nanjing, Jiangsu · NCT07783464

• How movement and nervous system function relate after stroke

  This study tests whether measures of movement efficiency and nerve function relate to outcomes in adults who had a stroke.

  Recruiting University of California, Davis · Sacramento, California · NCT07737873

• Heart rate variability feedback to help practitioners make better patient decisions

  This study tests whether giving healthcare workers HRV feedback during care improves how quickly and safely they respond to ventilator events and bedside needs.

  Recruiting Papworth Hospital NHS Foundation Trust · Cambridge, Cambridgeshire · NCT07709364

• Heart Rate Variability as a Marker to Guide High-Flow Nasal Cannula Therapy

  We’re testing whether heart rate variability can help decide the right flow rate for high-flow nasal cannula in adults with respiratory failure.

  Recruiting University Health Network, Toronto · Toronto, Ontario · NCT07518862

• How different cycling training loads change gut bacteria, butyrate, fitness, and overreaching in healthy men

  This project will test whether supervised moderate or high indoor cycling changes gut bacteria and butyrate levels and whether those changes relate to fitness, muscle health, and signs of overreaching in healthy recreational men aged 18–45.

  Recruiting KU Leuven · Leuven, Vlaams Brabant · NCT07481578

• Transcutaneous auricular vagus nerve stimulation for depression after heart procedures

  This study tests whether at-home taVNS can help reduce depressive symptoms in adults 18–80 who recently had PCI for ACS.

  Recruiting Tang-Du Hospital · Xi'an, Shaanxi · NCT07454070

• Using heart rate variability and anxiety to predict emergence agitation after septorhinoplasty

  This study will see if preoperative heart rate variability and anxiety levels can predict emergence agitation in adults having elective septorhinoplasty under general anesthesia.

  Recruiting Konya City Hospital · Konya, Karatay · NCT07389135

• Controlled breathing added to exercise for people with multiple myeloma

  This study tests whether adding a home-based controlled breathing program to a therapeutic exercise plan helps improve heart and lung health in adults with multiple myeloma.

  Recruiting Universidad Complutense de Madrid · Madrid · NCT07376733

• Nature- and activity-based group programs for neurodivergent children and youth in Agder

  This project will try outdoor and activity-based group programs to see if they help children and teens with ADHD, autism, Tourette's, and related neurodivergent challenges feel better, gain confidence, and do better in daily life.

  Recruiting at 2 sites Sorlandet Hospital HF · Kristiansand, Agder and 1 other locations · NCT07203469

• Walking in nature versus urban areas for adults with prediabetes

  This study tests whether walking in nature instead of city areas can help adults with prediabetes improve their health and reduce stress.

  Recruiting at 3 sites University of Minnesota · Lake Forest, Illinois and 2 other locations · NCT06365723

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Quick answers

How many Heart Rate Variability (HRV) clinical trials are recruiting right now?

10, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 8 countries. The most sites are in China (2 trials), United States (2 trials), Canada (1 trial), United Kingdom (1 trial), Belgium (1 trial). Each study page lists its sites and which ones are recruiting.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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