November 4, 2025: The 2025 Hypertension Guideline: A New Era in Blood Pressure Control | JACC This Week
In this special episode of JACC This Week, Editor-in-Chief Dr. Harlan Krumholz introduces the November 4, 2025 issue, entirely devoted to hypertension and the landmark 2025 HAC Multi-Society High Blood Pressure Guideline. He discusses key updates—from reaffirming lower blood pressure targets and expanding out-of-office monitoring to integrating hypertension within the cardio-kidney-metabolic framework. Dr. Krumholz highlights expert commentaries covering policy, technology, therapeutics, and prevention, emphasizing how this forward-looking issue aims to move beyond publication toward true implementation. The episode calls for a cultural shift—making uncontrolled hypertension a "never event" through better systems, teamwork, and innovation.
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October 28.2025: How Low Should We Go? | JACC This Week
Dr. Harlan Krumholz introduces a JACC issue unified around the question of how low to target blood pressure, highlighting growing evidence that aiming near 120 mm Hg improves cardiovascular outcomes without harming quality of life. Several studies from the STEP and ESPRIT trials show that intensive blood pressure control widens retinal arterioles, lowers stroke risk, enhances well-being, and remains safe even in older adults. Long-term follow-up data demonstrate that early initiation of intensive therapy provides lasting cardiovascular protection, while new analyses using the PREVENT equations confirm that higher-risk patients gain the most absolute benefit. The issue underscores that intensive control is both safe and effective, and that the next challenge is implementing these proven strategies consistently in clinical practice.
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October 21, 2025 - The Adipokine Hypothesis, Adipose-Cardiac Signaling, Sex Differences, Therapeutic Implications, and Diverse Populations | JACC This Week
JACC Editor-in-Chief Harlan M. Krumholz, MD, SM, introduces the October 21, 2025 issue of JACC, which is devoted entirely to Dr. Milton Packer's adipokine hypothesis. Dr. Krumholz explains the rationale behind dedicating the issue to this bold conceptual framework, which proposes that dysfunctional visceral fat and its secreted adipokines drive HFpEF. We're also thrilled to present readers with 10 accompanying expert commentaries that explore, challenge, and contextualize the hypothesis.
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October 14, 2025 - Emerging Frontiers in Cardiovascular Medicine: From Certification Reform to Inflammation Targeting | JACC This Week
This episode of JACC This Week, hosted by Harlan M. Krumholz, MD, SM, highlights key research and perspectives from the October 14, 2025 issue of JACC. It opens with a call to modernize physician certification by distinguishing core knowledge from clinical reasoning, emphasizing continuous, engaging learning over rote memorization. Featured studies in this week's issue include the cardiovascular risks linked to clonal hematopoiesis in older women, improved clotting outcomes with third-generation LVADs despite ongoing bleeding risks, and how dapagliflozin reduces heart failure events post-TAVI without improving perceived quality of life. The episode also explores inflammation as a target after myocardial infarction, the evolving role of drug-coated balloons in PCI, and cardiac CT's expanding use in prosthetic valve assessment—signaling a shift toward more precise, less invasive cardiovascular care. We also feature an article from JACC: Asia this week on cardiovascular Implications of lipoprotein(a) and its genetic variants in patients from the Middle East.
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Computable Quality, Community Screening, and TAVR Debate | JACC This Week
In the September 30 issue of JACC, Editor-in-Chief Dr. Harlan Krumholz explores the concept of "computable quality" in healthcare, advocating for real-time, data-driven improvement in clinical care. He reviews original research on pop-up cardiovascular screenings in pharmacies and sporting events, AI-driven echocardiographic automation, and anticoagulation in pulmonary arterial hypertension. The episode also features a three-part debate on transcatheter aortic valve replacement (TAVR) in low-risk patients, highlighting evolving evidence, clinical implications, and calls for guideline reassessment. Tune in for insights on innovation, equity, and the future of cardiovascular care.
Weekly summary and focused insights of the high-impact cardiovascular research published in the JACC from Editor-in-Chief Harlan M. Krumholz, MD, SM, FACC, shaping cardiovascular care today.