When Heart Failure Meets Irregular Heartbeat: Managing HFpEF with Atrial Fibrillation | Research

The takeaway

A review examines the mutual reinforcement between HFpEF and atrial fibrillation, covering diagnostic challenges and management including emerging metabolic therapies.

40-60% coexistence
HFpEF and atrial fibrillation frequently coexist and mutually worsen outcomes

What the researchers found

HFpEF and AF coexist in 40-60% of cases, mutually worsening each other through adverse remodeling, with emerging metabolic therapies offering new management options.

Why it matters

The HFpEF-AF combination affects millions and significantly worsens outcomes. Integrated management strategies are needed but evidence is limited.

How the study worked

Narrative review of HFpEF-AF pathophysiology, diagnostic challenges, and evidence-based management strategies.

What this study cannot tell us

Narrative review — limited by the sparse evidence specifically addressing the HFpEF-AF overlap population.

How to read the evidence

Narrative review — synthesizes available evidence but highlights the lack of dedicated trials for the HFpEF-AF overlap population.

When this study was published

Published 2026 in Journal of Clinical Medicine.

The bigger picture

Managing the HFpEF-AF combination requires addressing shared metabolic drivers (obesity, insulin resistance) rather than treating each condition independently.

Questions still open

Should all HFpEF patients be screened for AF and vice versa?
Will GLP-1 RA weight loss reduce AF burden in HFpEF patients?

Common questions

Why do heart failure and irregular heartbeat often occur together?

Both conditions involve structural heart changes and share risk factors like obesity, high blood pressure, and diabetes. Each one creates conditions that promote the other.

Can weight loss drugs help both conditions?

Potentially — GLP-1 RAs and SGLT2 inhibitors address shared metabolic risk factors and have shown benefits in both HFpEF and AF, making them attractive for patients with both conditions.

Read the original research

Preserved Ejection, Lost Rhythm: A Narrative Review of the Pathophysiology and Management of Heart Failure with Preserved Ejection Fraction and Concomitant Atrial Fibrillation.

Journal of clinical medicine, 15(3)

View on PubMed ↗Publisher’s paper ↗

Citation

Ballatore, Andrea; Poggio, Alan; Sullivan, Andrew P; Saglietto, Andrea; De Ferrari, Gaetano Maria; Anselmino, Matteo. (2026). Preserved Ejection, Lost Rhythm: A Narrative Review of the Pathophysiology and Management of Heart Failure with Preserved Ejection Fraction and Concomitant Atrial Fibrillation.. Journal of clinical medicine, 15(3). https://doi.org/10.3390/jcm15030969