HR

Heart Rhythm

Heart Rhythm is the official journal of the Heart Rhythm Society, Cardiac Electrophysiology Society, and Pediatric & Congenital Electrophysiology Society.

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Subject Cardiac & Cardiovascular Systems
Impact Factor 5.7
Quartile Q1
Open Access Type Hybrid
ISSN 1547-5271
eISSN 1556-3871
Invitation Only No
Cost Range Authors can publish as subscription or gold open access.

Submission Instructions

Heart Rhythm accepts the following article types. Click on an article type to view submission instructions.

Original Clinical

Cover Letter Cover letter is required. Cover letter must explain what is new and important, mention previous relevant or similar material, confirm originality and that the manuscript is not under evaluation elsewhere, state that all authors approved the final manuscript and are responsible for its contents, and disclose any conflicts of interest including stating if there are none.
Abstract A structured abstract is required. Abstract must be 250 words or fewer. Abstract must be structured. Abstract must be divided into Background, Objective, Methods, Results, and Conclusion.
Manuscript Manuscript must not exceed 5,000 words including title page, keywords, abstract, main text, references, acknowledgments, funding, tables, and figure legends. Manuscript should be divided into Introduction, Methods, Results, Discussion, and Conclusions. Manuscript must include 5-10 relevant keywords after the abstract, a table of abbreviations and acronyms in alphabetical order after the keywords, no more than 10 abbreviations, and an AI-use declaration in a new section before the references if generative AI was used in manuscript preparation.
References References must be cited as consecutive superscript Arabic numerals in the text and numbered in the reference list in order of appearance, with more than 6 authors shortened to the first 3 followed by et al. and journal abbreviations following Index Medicus style.
Figures & Tables Each illustration must be submitted as a separate file, while figure legends must be included in the manuscript file after the references and tables. Figures and tables must be numbered consecutively in the order cited in the text, and each table must appear on a separate page with a title, description, and footnotes.
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Original Experimental

Cover Letter Cover letter is required. Cover letter must explain what is new and important, disclose previous or similar related material, confirm originality and that the paper is not under evaluation elsewhere, state that all authors approved the final manuscript, and include any conflicts of interest.
Abstract A structured abstract is required. Abstract must be 250 words or fewer. Abstract must be structured. Abstract must be divided into Background, Objective, Methods, Results, and Conclusion.
Manuscript Manuscript must not exceed 5,000 words including title page, keywords, abstract, main text, references, acknowledgments, funding, tables, and figure legends. Manuscript should be divided into Introduction, Methods, Results, Discussion, and Conclusions, and Original Experimental articles are encouraged to include a Clinical Implications section. Manuscript must include 5-10 relevant keywords after the abstract, a table of abbreviations and acronyms in alphabetical order after the keywords, no more than 10 abbreviations, and an AI-use declaration before the references if generative AI was used in manuscript preparation.
References References must be cited with consecutive superscript Arabic numerals in the order of appearance, listed in the same order, use Index Medicus journal abbreviations, exclude unpublished results and personal communications, and list the first 3 authors followed by et al. when there are more than 6 authors.
Figures & Tables Each illustration must be submitted as a separate file, while figure legends must appear in the manuscript file after the references and tables. Figures and tables must be numbered consecutively in the order cited in the text, each figure must have a legend, and all tables must include a title, description, and footnotes.
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Contemporary Reviews

Cover Letter Cover letter is required and must inform the editor about relevant published reviews, explain the added value of the review, state that all authors approved the final manuscript, confirm originality and that the paper is not under evaluation elsewhere, and disclose conflicts of interest. Cover letter must inform the editor about relevant published reviews, explain the added value of the review, state that all authors approved the final manuscript, confirm originality and that the paper is not under evaluation elsewhere, and disclose conflicts of interest.
Abstract A non-structured abstract is required. Abstract must be no more than 150 words. Abstract must be non-structured.
Manuscript Manuscript should be shorter than 6,000 words including references and tables. Manuscript must include 5–10 keywords after the abstract, a table of abbreviations and acronyms in alphabetical order after the keywords, no more than 10 abbreviations, and an AI-use declaration before the references if generative AI was used in manuscript preparation.
References References must be cited with consecutive superscript Arabic numerals in text and listed in the same order, with journal articles having more than 6 authors showing the first 3 followed by et al. and periodical abbreviations following Index Medicus style.
Figures & Tables Each illustration must be submitted as a separate file, while figure legends must be included in the manuscript file after the references and tables. Figures must be numbered in sequence with a legend for each figure, and tables must be numbered consecutively and include a title, description, and footnotes.
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New Mechanistic Observations

Cover Letter Cover letter is required. Cover letter must explain what is new and important, disclose previous or similar related publications or submissions, state that all authors approved the final manuscript and are responsible for it, confirm originality and that the paper is not under evaluation elsewhere, disclose conflicts of interest including a no-conflict statement if applicable, and explain possible compromises if the manuscript exceeds the word limit.
Abstract Abstract requirements are not specified.
Manuscript Manuscript text proper must not exceed 2,500 words. Manuscript must be organized as introduction, methods, results, and discussion. Manuscript must include 5–10 keywords after the abstract, an alphabetical abbreviation table after the abstract with no more than 10 abbreviations, acknowledgments before the references, statements about previous similar publications and overlapping patients in Methods when applicable, and an AI-use declaration in a new section before the references if generative AI was used.
References Reference list must not exceed 25 references. References must be cited with consecutive superscript Arabic numerals in text and numbered in that order in the list, with journal article citations listing the first 3 authors followed by et al. when there are more than 6 authors and journal abbreviations following Index Medicus.
Figures & Tables Submission may include no more than 4 figures and/or tables in total. Each illustration must be uploaded as a separate file, while figure legends must appear in the manuscript file after the references and tables. Figures and tables must be numbered consecutively in text order, each figure must have a legend, and all tables must include a title, description, and footnotes.
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Case Report

Cover Letter Cover letter is required. Cover letter must explain what is new and important, disclose previous or similar related material, confirm originality and that all authors approved the final manuscript and are responsible for its contents, state that the paper is not under evaluation elsewhere, disclose any conflicts of interest or state that none exist, explain any excess over the word limit and any compromise authors are willing to make, and justify authorship if there are more than 6 authors.
Abstract Abstract must not be included.
Manuscript Manuscript is limited to 2,500 words including text, references, and figure legends. Case Report format is specified only by the prohibition on including an abstract. Manuscript must mention previous similar publications and include an AI-use declaration in a new section before the references if generative AI was used in manuscript preparation.
References References must be cited with consecutive superscript Arabic numerals in text and numbered in reference-list order, unpublished results and personal communications must be excluded, journal titles must follow Index Medicus abbreviations, and for works with more than 6 authors the first 3 authors should be followed by et al.
Figures & Tables Each illustration must be submitted as a separate file, with figure legends included in the manuscript file after the references and tables, and each table placed on a separate page. Figures and tables must be numbered consecutively in text order, every figure must have a legend, all abbreviations in figures and tables must be defined, and all figure and table citations in the text must match the files provided.
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Research Letter

Cover Letter Cover letter is required. Cover letter must explain what is new and important, disclose related or similar material and previous relevant articles, confirm originality and exclusive submission, state all authors approved the final manuscript and are responsible for its contents, disclose conflicts of interest or state none, and explain proposed compromises if the submission exceeds the word limit.
Abstract Abstract must not be included.
Manuscript Manuscript must fit on two typeset journal pages and be limited to 800 words excluding references and title page. Manuscript must not use headings such as Introduction, Methods, Results, and Conclusions. Manuscript must not include a list of abbreviations, and any use of generative AI in manuscript preparation must be declared in a section placed before the references.
References References are limited to 5. References must be cited with consecutive superscript Arabic numerals in the order they appear in the text, listed in the same numerical order, and for journal articles with more than 6 authors only the first 3 authors should be listed followed by et al.
Figures & Tables A maximum of one figure or one table is permitted. Figure legends must appear in the manuscript file after the references and tables, while each illustration must be submitted as a separate file. Figures and tables must be numbered consecutively in the order cited in the text, and each table must appear on a separate page with a title, description, and footnotes.
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Letter To The Editor

Cover Letter Cover letter is required. Cover letter must explain what is new and important, disclose related or similar material and previous relevant articles, confirm originality and that the paper is not under consideration elsewhere, state all authors approved the final version and are responsible for the contents, disclose conflicts of interest including a no-conflicts statement when applicable, and explain any over-word-count compromises.
Abstract Abstract requirements are not specified.
Manuscript Letter to the Editor must not exceed 400 words including references. If generative AI was used in manuscript preparation, include a declaration section before the references on first submission.
References References must be cited as consecutive superscript Arabic numerals in the order they appear, listed in that same numerical order, exclude unpublished results and personal communications, and for works with more than 6 authors list the first 3 followed by et al.
Figures & Tables Each illustration must be uploaded as a separate file, while figure legends must be included in the manuscript file after the references and tables. Figures and tables must be numbered consecutively in text order, each figure must have a legend, each table must be on a separate page, and all figure and table citations in the text must match the files provided.
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Recent Publications

A Rounding Error Dressed as Reform: The Implications of a Large Private Health Insurance Company’s Prior Authorization Concession for the Electrophysiology Patient

Dhanunjaya Lakkireddy, Jalaj Garg, Chris X. Yang, Rajesh Kabra, Sandeep Gautam, Sana M. Al-Khatib, Jagmeet Singh, Suneet Mittal, Amit Shanker, Molly Sachdev, Scott Greenberg, Kenneth Ellenbogen, Rakesh Gopinathannair, Andrea Natale, Mina Chung

10.1016/j.hrthm.2026.10.006
View Publication

Nuclear magnetic resonance-derived lipoprotein profile and risk of atrial tachyarrhythmia recurrence after catheter ablation: a case-cohort design within the PREDIMAR trial

Authors’ names: Lucía Belzunce, Leticia Goni, M. Teresa Barrio-López, Pablo Ramos, Luis Tercedor, Jose Luis Ibáñez Criado, Núria Amigó, Pol Torné, Cristina Razquin, Víctor de la O, Alicia Ibáñez-Criado, Rosa Macías-Ruiz, Miguel Ángel Martínez-González, Ignacio García-Bolao, Jesús Almendral, Miguel Ruiz-Canela

10.1016/j.hrthm.2026.10.002
View Publication

Differences in Tricuspid Valve Insufficiency, Mechanical Synchrony, and Cardiac Remodeling Between Left Bundle Branch Area Pacing and Right Ventricular Pacing

Qing Jin, Zhan Li, Xingbiao Ren, Junjie Li, Min He, Yaoqian Zhang, Haiyan Wang

10.1016/j.hrthm.2026.10.003
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Conduction System Recovery After Pulsed Field Ablation of a Para-Hisian PVC

Fatimah A. Alkhunaizi, Francis E. Marchlinski, Matthew C. Hyman

10.1016/j.hrthm.2026.10.004
View Publication

Clinical Characteristics and Transplacental Treatment of Fetal Ventricular Tachycardia: A Nationwide Survey in Japan

Takekazu Miyoshi, Ki-Sung Kim, Nobuhiko Kan, Eriko Shimada, Yoshiaki Kato, Yasuki Maeno, Jun Maeda, Hideharu Oka, Hiroyuki Ohashi, Eiko Terashi, Sayaka Ozawa, Takeshi Ikegawa, Mitsuhisa Shinya, Masaki Nii, Kimihiro Yoshii, Kodai Momoki, Yuki Kawasaki, Yuichiro Sugitani, Takashi Murakami, Tomohiro Hayashi, Yuji Asami

10.1016/j.hrthm.2026.10.005
View Publication

Frequently asked questions

How long does it take to publish?

Articles in Press and other articles are published online, with examples dated April 15, 2026, April 17, 2026, December 4, 2025, December 5, 2025, and December 11, 2025.

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Is a cover letter required?

A cover letter is required with submission. It must confirm originality, that all authors approved the manuscript, and that the paper is not under consideration elsewhere. It should explain what is new and important, mention related or similar prior publications or submissions, disclose conflicts of interest, and explain any authorship count above limits for certain article types.

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What are the publication costs?

The journal offers a choice of subscription or open access publication.

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Research Topics

Cardiac Arrhythmias and Treatments Cardiac electrophysiology and arrhythmias Cardiac pacing and defibrillation studies Atrial Fibrillation Management and Outcomes ECG Monitoring and Analysis Ion channel regulation and function Cardiovascular Effects of Exercise Cardiomyopathy and Myosin Studies Cardiovascular Syncope and Autonomic Disorders Cardiac Imaging and Diagnostics Cardiovascular Function and Risk Factors Heart Rate Variability and Autonomic Control Cardiac Valve Diseases and Treatments Cardiac Structural Anomalies and Repair Neurological disorders and treatments Congenital Heart Disease Studies Health Systems, Economic Evaluations, Quality of Life Cardiac Arrest and Resuscitation Diverse Scientific and Economic Studies Neuroscience and Neural Engineering Advanced MRI Techniques and Applications Receptor Mechanisms and Signaling Cardiovascular Disease and Adiposity Venous Thromboembolism Diagnosis and Management Mechanical Circulatory Support Devices

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