Welcome to In the Spotlight, where each month we shine a light on something exciting, timely, or simply fascinating from the world of science.
In recognition of Heart Health Month, we’re spotlighting the importance of cardiovascular wellness. From risk factors and prevention to innovative treatments, we’re exploring the science and stories shaping heart health today.
Latest News Releases
Updates every hour. Last Updated: 20-Jul-2025 12:10 ET (20-Jul-2025 16:10 GMT/UTC)
Scar tissue in athletes’ hearts tied to higher risk of dangerous cardiac rhythms
American Heart AssociationPeer-Reviewed Publication
Scar tissue in the heart may be linked to dangerous heart rhythms in otherwise healthy athletes, according to a U.K. study.
- Journal
- Circulation Cardiovascular Imaging
Research spotlight: Study finds a protective kidney RNA that could transform disease treatment
Mass General BrighamPeer-Reviewed Publication
Guoping Li, PhD, of the Department of Anesthesia, Critical Care & Pain Medicine at Massachusetts General Hospital, is the lead author and Saumya Das, MD, PhD, of the Cardiovascular Research Center at Massachusetts General Hospital, is the senior author of a paper published in Science, “A hypoxia-responsive tRNA-derived small RNA confers renal protection via RNA autophagy.”
- Journal
- Science
- Funder
- American Heart Association, NIH/National Institutes of Health, NIH/National Cancer Institute, Preeclampsia Foundation
Patients with heart failure and atrial fibrillation undergoing transcatheter mitral edge-to-edge repair for severe mitral regurgitation are at significantly higher risk of death or rehospitalization
The Mount Sinai Hospital / Mount Sinai School of MedicinePeer-Reviewed Publication
Mount Sinai study emphasizes the importance of controlling heart rhythm before these procedures to improve patient outcomes
- Journal
- Journal of the American Heart Association
Sunny side up for eggs and cholesterol
University of South AustraliaPeer-Reviewed Publication
Long blamed for high cholesterol, eggs have been beaten up for their assumed role in cardiovascular disease (CVD). Now, UniSA researchers have shown definitively that it’s not dietary cholesterol in eggs but the saturated fat in our diets that’s the real heart health concern.
- Journal
- American Journal of Clinical Nutrition
- Funder
- Egg Nutrition Center
AI can identify hidden heart valve defects from a patient’s ECG
Imperial College LondonPeer-Reviewed Publication
- Journal
- European Heart Journal
- Funder
- British Heart Foundation
Can AI detect hidden heart disease?
Columbia University Irving Medical CenterPeer-Reviewed Publication
- Journal
- Nature
- Funder
- NIH/National Institutes of Health, Amyloidosis Foundation, American Heart Association, Patient-Centered Outcomes Research Institute, Fonds de la Recherche en Sante, Montreal Heart Institute Research Center, Montreal Heart Institute Foundation, New York Academy of Medicine
Dr. Jennifer Ashton and Dr. Joseph Woo join American Heart Association Board of Directors
American Heart AssociationBusiness Announcement
Optimal heart health in children cuts risk of chronic diseases in adulthood
Ann & Robert H. Lurie Children's Hospital of ChicagoPeer-Reviewed Publication
- Journal
- Journal of the American Heart Association
Scientists identify why some heart rhythm drugs heighten risks when sodium levels drop
Virginia TechPeer-Reviewed Publication
New research explains how low levels of the electrolyte sodium in the blood can disrupt the timing of the heartbeat in patients taking widely used rhythm-control medications such as flecainide, which is commonly prescribed for atrial fibrillation and other fast or irregular heart rhythms.
- Journal
- Heart Rhythm
- Funder
- NIH/National Heart, Lung and Blood Institute, NIH/National Heart, Lung and Blood Institute