Can your smartwatch spot heart failure clues?

NCT ID NCT04998877

Ongoing Knowledge-focused Sponsor: Johns Hopkins University Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jul 14, 2026 · Updated 2 times

Summary

This study looks at how data from wearable devices (like activity trackers and heart monitors) relates to heart and muscle function in people with a type of heart failure called HFpEF. Researchers will compare 60 adults with and without HFpEF using tests like MRI, exercise testing, and blood work. No treatment is given—the goal is to learn how wearables might help monitor the condition.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this study could help doctors use wearable devices to better monitor and manage heart failure with preserved ejection fraction (HFpEF).
What could go wrong: This is an observational study, not a treatment trial. It will not directly improve health, and results may not apply to all patients with HFpEF.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for HEART FAILURE WITH PRESERVED EJECTION FRACTION are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

diastolic heart failure

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEART FAILURE WITH PRESERVED EJECTION FRACTION

Contacts and locations

Locations

Johns Hopkins Hosptial

Baltimore, Maryland, 21287, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.