Understanding how autonomic dysfunction affects patients with heart failure and preserved ejection fraction.

Autonomic Dysfunction in Patients with HFpEF

NIH-funded research University of Utah · NIH-11040309

This study is looking at how problems with the nervous system might make it harder for people with heart failure and preserved ejection fraction (HFpEF) to exercise and breathe comfortably, and it aims to find out why these issues happen during physical activity.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Utah NIH-funded
Lab location1 site (Salt Lake City, United States)
Project IDNIH-11040309 on NIH RePORTER

What this research studies

This research investigates the role of autonomic dysfunction in patients suffering from heart failure with preserved ejection fraction (HFpEF). It focuses on how changes in the sympathetic nervous system may lead to exercise intolerance and dyspnea, which are common symptoms in these patients. By examining the mechanisms of blood flow regulation and vascular control, the study aims to uncover the underlying causes of these symptoms. Patients may undergo assessments to evaluate their cardiovascular responses during physical activities.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with heart failure with preserved ejection fraction who experience symptoms like shortness of breath and exercise intolerance.

Not a fit: Patients with heart failure with reduced ejection fraction or those without heart failure may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved understanding and treatment options for patients with HFpEF, enhancing their quality of life and exercise capacity.

How similar studies have performed: Previous research has indicated that understanding autonomic dysfunction can lead to significant advancements in managing heart failure, suggesting that this approach may yield valuable insights.

Where this research is happening

Salt Lake City, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.