Underuse of VKAs: How Physician, Patient Perceptions Shape PracticeA new analysis of qualitative studies points to poor communication on multiple levels. Moderate Exercise Still Standard vs High-intensity Routine in Chronic HFSMARTEX HF is first multicenter RCT to evaluate high intensity interval training in patients with HFrEF Patient Risk Factors for Carotid RevascularizationThe Cardiovascular Health Study identifies patient factors that can be modified to stem risk for CEA. Beta-blockers Plus: A Fixed-dose Combination QuizAre fixed-dose antihypertensives here to stay? How does the newest combination work? Try this spot-check quiz. 10-Question Quiz on PRECISION December 05, 2016By STEVEN A. KING MD MSFind out what you know about the log-awaited results of the cardiovascular safety trial--well received by some and soundly questioned by others. PAH-related Hospitalizations: Trends, Outcomes 2001-2012The first study using a national inpatient database finds PAH-related costs, comorbidities are increasing. Can Hypertension be Treated Safely in Chronic Kidney Disease?Quiz: The use of ACEIs and ARBs to treat hypertension in moderate-to-severe kidney disease is a murky area of medicine. Test what you know, here. ECG Challenge: Encountering ExtrasystolesWhat do you suspect in a 45-year-old woman presenting with hypotension, bradycardia, and no significant medical history? ECG, here. Acute Onset Palpitations in a 31-Year-Old Man October 17, 2016By Payal Kohli MDThis first episode of arrhythmia occurs after completion of a customary 4-mile run. HR: 172 beats/min. View ECG here. LV Dysfunction Persists Post-Ablation for Lone AF (VIDEO) October 10, 2016By Bobby Lazzara MDStudy questions whether reduction in AF burden after catheter ablation leads to sustained beneficial cardiac remodeling.