Rachel Lampert, Michael J Ackerman, Bradley S Marino, Matthew Burg, Barbara Ainsworth, Lisa Salberg, Maria Teresa Tome Esteban, Carolyn Y Ho, Roselle Abraham, Seshadri Balaji, Cheryl Barth, Charles I Berul, Martijn Bos, David Cannom, Lubna Choudhury, Maryann Concannon, Robert Cooper, Richard J Czosek, Anne M Dubin, James Dziura, Benjamin Eidem, Michael S Emery, N A Mark Estes, Susan P Etheridge, Jeffrey B Geske, Belinda Gray, Kevin Hall, Kimberly G Harmon, Cynthia A James, Ashwin K Lal, Ian H Law, Fangyong Li, Mark S Link, William J McKenna, Silvana Molossi, Brian Olshansky, Steven R Ommen, Elizabeth V Saarel, Sara Saberi, Laura Simone, Gordon Tomaselli, James S Ware, Douglas P Zipes, Sharlene M Day
IMPORTANCE: Whether vigorous intensity exercise is associated with an increase in risk of ventricular arrhythmias in individuals with hypertrophic cardiomyopathy (HCM) is unknown. OBJECTIVE: To determine whether engagement in vigorous exercise is associated with increased risk for ventricular arrhythmias and/or mortality in individuals with HCM. The a priori hypothesis was that participants engaging in vigorous activity were not more likely to have an arrhythmic event or die than those who reported nonvigorous activity...
June 1, 2023: JAMA Cardiology