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Cardiology news
Why Americans die sooner: Disease and drugs widen US mortality gap
Between 1999 and 2022, the US had substantially higher death rates than other wealthy nations, largely due to cardiovascular disease, metabolic diseases (including diabetes), Alzheimer's disease and related dementias, and ...
19 hours ago
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What lies behind hereditary heart rhythm disorders
Short QT syndrome is a genetic disease that leads to sudden cardiac death at a young age. Mutations in the SLC4A3 gene, which regulates bicarbonate-chloride exchange, were recently described as a potential cause. An international ...
18 hours ago
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Study finds no benefit to miniature heart pump during complex stent procedures
Results from the first randomized trial of Impella pumps during complex stent procedures, published in the New England Journal of Medicine, have shown that the pumps offer no significant benefit to patients compared to standard ...
May 7, 2026
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This everyday plant protein may be quietly reshaping blood pressure risk in ways doctors cannot ignore
A higher dietary intake of soy and legumes is linked to a lower risk of high blood pressure, finds a pooled data analysis of the available evidence, published in the open access journal BMJ Nutrition Prevention & Health.
May 7, 2026
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New heart disease risk prediction tool validated globally
A tool developed by the American Heart Association (AHA), proven to accurately predict heart disease risk for Americans, can be applied to the global population, a new study led by NYU Langone Health shows.
May 7, 2026
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Why zebrafish hearts heal so well: Early immune signals can improve repair even further
When the human heart is damaged by a heart attack, stiff scar tissue eventually forms around the affected areas. This weakens the heart's pumping ability and increases the risk of heart failure and arrhythmias. Zebrafish, ...
May 6, 2026
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Limit ultra-processed foods to lower risk of heart disease, say experts
People who eat more ultra-processed food (UPF) have a higher risk of cardiovascular disease and death, according to a report published in the European Heart Journal. The report, by a group of cardiology experts from across ...
May 6, 2026
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Bariatric surgery more effective than GLP-1 drugs at preventing heart attacks, stroke and death in older adults
Metabolic and bariatric surgery offers significantly greater long-term protection against heart attack, stroke and death than widely used GLP-1 drugs in older adults with obesity and diabetes, according to a new real-world ...
May 6, 2026
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Optimized formula helps lab-grown heart cells act more like adult tissue
Researchers at the University of Toronto's Institute of Biomedical Engineering have developed a new method to mature lab-grown heart cells, so they more closely resemble adult human heart tissue. By optimizing the chemical ...
May 5, 2026
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Both very low and very high heart rates are significantly associated with stroke risk, study finds
A study presented at the European Stroke Organization Conference (ESOC) 2026 suggests that both very low and very high resting heart rates are linked with an increased risk of stroke. As the largest population-level study ...
May 5, 2026
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Sodium can sneak up on anyone—even an expert who knows its dangers
Sodium can catch anyone by surprise—even a hypertension specialist like Dr. Jennifer Cluett. Cluett knows all about high blood pressure. She's a practicing primary care physician, an assistant professor of medicine at Harvard ...
May 5, 2026
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Distinct metabolic signature found in patients with heart failure with preserved ejection fraction
What exactly happens in the hearts of patients with heart failure with preserved ejection fraction (HFpEF)—and how can this knowledge be used to develop new therapies? A research team led by Dr. Gabriele Schiattarella from ...
May 5, 2026
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Hidden muscle fat poses danger to heart and metabolism, deep learning model reveals
Using a deep learning model to analyze the composition of large muscles on MRI, German researchers found that the proportions of intermuscular fat and lean muscle mass were associated with high blood pressure and unhealthy ...
May 5, 2026
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Study links childhood adversity, heart disease risk in adulthood
Lifestyle, environment, and genetics can shape heart disease risk, but a new study from UConn researchers explores how negative childhood incidents impact heart health in adulthood.
May 5, 2026
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X-linked liver enzyme may explain why women and men process cholesterol differently
A new study from Karolinska Institutet shows that an enzyme in the liver may partly explain sex differences in the body's handling of cholesterol and the risk of developing atherosclerosis. The research, published in Nature ...
May 4, 2026
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Maintaining a healthy heart may require regular doses of positivity
Positive psychology interventions such as mindfulness, gratitude journaling, and optimism training can consistently improve blood pressure, inflammation markers, and other cardiovascular disease risk factors within a matter ...
May 4, 2026
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High-intensity interval training shows strongest vascular benefits in cardiovascular patients
Endothelial dysfunction is a hallmark of cardiovascular disease (CVD) and plays a central role in vascular inflammation, thrombosis, and impaired vasodilation. A study led by researchers from Miguel Hernández University of ...
May 4, 2026
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Some breast cancer survivors need closer heart disease monitoring
The racial makeup and socioeconomic status of early-stage breast cancer patients could offer clues about their risk for heart disease, the leading cause of death among breast cancer survivors. Results of a study led by a ...
May 4, 2026
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Brown fat could help protect against cardiovascular disease in obesity
People with obesity face a significantly increased risk of atherosclerosis, and consequently heart attack and stroke. This elevated risk is largely driven by chronic inflammation in the blood vessels, which is more common ...
May 4, 2026
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The bias in medical research: Africa carries a huge disease burden but is missing from clinical trials
Modern medicine prides itself on being a universal science, built on evidence from clinical trials.
May 4, 2026
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Blood vessels activate self-defense response that may slow atherosclerosis progression
A study by researchers at Baylor College of Medicine and collaborating institutions reveals a previously unrecognized way blood vessels can protect themselves from damage and slow the development of atherosclerosis. The findings, ...
May 2, 2026
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Cold skin, hot heart, one gene: Hidden temperature switch decides where disease appears
The saying "cold hands, warm heart" is usually meant metaphorically—but new research from UC Davis School of Medicine and collaborating institutions suggests it has a striking biological parallel.
May 2, 2026
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Blocking stress signals could limit harmful inflammation after heart attack
After a heart attack, the body rapidly floods the injured heart with neutrophils—white blood cells that help repair damage but can also make it worse when too many arrive too quickly. New research from the University of Oklahoma ...
May 2, 2026
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Battery-free skin-conformal wearable system can measure electrocardiogram signals
A research team led by Prof. Jerald Yoo from the Department of Electrical and Computer Engineering at Seoul National University (SNU) has developed a skin-conformal wearable health care system, "SkinECG," capable of measuring ...
May 1, 2026
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What is lipoprotein(a) cholesterol, or Lp(a)? And can you lower yours?
Most people know about "good" and "bad" cholesterol. But few realize there is another type called lipoprotein(a). It can raise the risk of heart attacks and strokes, even in people who do everything right.
May 1, 2026
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