Ten manuscripts and editorial comments coinciding with research presented during HRS 2021 were simultaneously published in JACC and JACC: Clinical Electrophysiology. Research included the STROKE-VT Late-Breaking Clinical Trial; a 20-year Mayo Clinic study on return-to-play for athletes with genetic heart diseases; His-Purkinje Conduction System Pacing in Atrioventricular Block; Risk Thresholds for Total and Beverage-Specific Alcohol Consumption; Atrial Tachycardia Ablation at the Pulmonic Valve in a Patient With Congenitally Corrected Transposition of Great Arteries; and a PACES Expert Consensus Statement on the Indications and Management of Cardiac Implantable Electronic Devices in Pediatric Patients. Read more.