In this episode, Dr. Valentin Fuster highlights groundbreaking research from the October 8, 2024 issue of JACC. Key studies delve into the evolving diagnostic criteria for myocarditis, the prognostic value of subclinical atherosclerosis, the arrhythmic risks in non-ischemic cardiomyopathy, and the implications of PFO closure on ischemic stroke risk, underscoring the importance of advanced imaging techniques and clinical criteria in modern cardiovascular care.