cardiac arrest

Sudden cardiac arrest in athletes: Hidden heart conditions can trigger rare but fatal events during competition

by Avi Patel, Yale University edited by Gaby Clark, reviewed by Robert Egan  Editors’ notes  The GIST Add as preferred source Rachel Lampert, MD, with a patient. Credit: Yale University Though rare, sudden cardiac arrest (SCA) in athletes often unfolds in high-visibility settings, like sports arenas, prompting questions about underlying causes, emergency preparedness, and long-term outcomes. A new […]

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What TV gets wrong about cardiac arrest and CPR

By Tarun Sai LomteReviewed by Lauren HardakerJan 15 2026 New findings indicate television CPR scenes frequently mislead viewers about who needs CPR, where cardiac arrests occur, and how CPR should be performed. Study: Out-of-Hospital Cardiac Arrest and Compression-Only CPR on Scripted Television. Image credit: Pixel-Shot/Shutterstock.com In a recent research letter published in Circulation: Population Health and Outcomes, researchers analyzed depictions of out-of-hospital cardiac arrest

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Cardiac arrest vs. heart attacks: Who is at risk?

by Abby Smith, Mayo Clinic edited by Sadie Harley, reviewed by Andrew Zinin  Editors’ notes Credit: Unsplash/CC0 Public Domain Sudden cardiac arrest may occur in various conditions when someone, while active (playing basketball or walking with friends), collapses and passes out. Their blood pressure drops, and often their heart stops. This may be caused by a lethal arrhythmia,

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Identifying young people at risk of cardiac arrest

by University of Gothenburg edited by Lisa Lock, reviewed by Robert Egan  Editors’ notes Distribution of symptoms in total(blue) and <24h prior to Sudden cardiac death (orange) in the Sudden Arrhythmic Death population. *Symptoms of infection: fever, cold, cough. Credit: The American Journal of Cardiology (2025). DOI: 10.1016/j.amjcard.2025.09.062 Many young people who suffered sudden cardiac death had recently sought medical

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This Model Beats Docs at Predicting Sudden Cardiac Arrest

An artificial intelligence (AI) model has performed dramatically better than doctors using the latest clinical guidelines to predict the risk for sudden cardiac arrest in people with hypertrophic cardiomyopathy. The model, called Multimodal AI for ventricular Arrhythmia Risk Stratification (MAARS), is described in a paper published online on July 2 in Nature Cardiovascular Research. It predicts patients’

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Cardiac arrest can happen suddenly—here’s everything you need to know

by Alana A. Lewis edited by Gaby Clark, reviewed by Andrew Zinin   Cardiac arrest is defined as a sudden stop in heart function. Essentially, the pumping function of the heart is compromised, oftentimes due to a dangerous malfunction of the heart’s electrical system. Cardiac arrest can be fatal if not immediately treated with cardiopulmonary resuscitation (CPR).

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