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Cardiology news
Cardiology
Waist-to-height ratio outperforms BMI in predicting heart disease risk
The ratio of a person's waist measurement compared to their height is more reliable than body mass index (BMI) at predicting heart disease risk, according to new research from UPMC and University of Pittsburgh physician-scientists.
14 hours ago
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Genetics
Specific human gene can help the heart repair itself from heart attack or heart failure
A naturally occurring gene called Cyclin A2 (CCNA2), which turns off after birth in humans, can actually make new, functioning heart cells and help the heart repair itself from injury, including a heart attack or heart failure, ...
19 hours ago
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Mapping the heart: How cells coordinate repair after heart attack
Over the course of evolution, the human heart has largely lost its ability to regenerate. Our distant ancestors were not afflicted by heart attacks—a condition that emerged primarily with modern lifestyles marked by poor ...
5 hours ago
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Exploring placental malperfusion's impact on fetal health and development in congenital heart disease
Researchers at Children's Hospital of Philadelphia (CHOP) discovered that placental malperfusion (PMP), a condition that disrupts blood flow in the placenta, is common in fetuses with congenital heart disease (CHD) and is ...
9 hours ago
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Improving care for life-threatening blood clots
Pulmonary embolism (PE), a type of blood clot in the lungs, sends more than half a million people to U.S. hospitals each year—and kills about one in five high-risk patients, according to the American Heart Association 2025 ...
14 hours ago
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AI tool detects structural heart disease in adults using a smartwatch
An artificial intelligence (AI) algorithm paired with the single-lead electrocardiogram (ECG) sensors on a smartwatch accurately diagnosed structural heart diseases, such as weakened pumping ability, damaged valves or thickened ...
19 hours ago
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Long-term use of melatonin supplements to support sleep may have negative heart health effects
Long-term use of melatonin supplements, often used to promote sleep and address insomnia, is associated with a higher risk of heart failure diagnosis, heart failure, hospitalization and death from any cause in chronic insomnia, ...
19 hours ago
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Exposure to more artificial light at night may raise heart disease risk
Higher levels of artificial light at night were linked to increased stress-related activity in the brain, inflamed arteries and a higher risk of heart disease, according to a preliminary study presented at the American Heart ...
19 hours ago
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Low-dose aspirin linked to lower cardiovascular event risk for adults with type 2 diabetes
People with type 2 diabetes (T2D) and an elevated risk for cardiovascular disease (CVD) who took low-dose aspirin were less likely to experience a major cardiovascular event, including heart attack, stroke or death, than ...
19 hours ago
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Quick CPR from lay rescuers can nearly double survival for children after cardiac arrest
Cardiopulmonary resuscitation (CPR) performed within five minutes of a child's heart stopping nearly doubled their chances of survival, according to preliminary research to be presented at the American Heart Association's ...
19 hours ago
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Healthy lifestyle combined with newer diabetes medications lowers cardiovascular risk, preliminary study suggests
People with type 2 diabetes who combined healthy lifestyle habits with GLP-1 receptor agonist (GLP-1 RA) medications had a greater reduction in risk of major adverse cardiovascular events, including heart attack, stroke or ...
19 hours ago
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Optimal cardiovascular health among people with type 2 diabetes may offset dementia risk
Having optimal cardiovascular health may offset the risk of developing mild cognitive impairment and dementia for people with type 2 diabetes (T2D), even among those with a high genetic risk for cognitive decline, according ...
19 hours ago
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Assessing heart-pumping glitch may reduce stroke risk in adults with heart muscle disease
A hidden atrial dysfunction may raise stroke risk in people with transthyretin amyloid cardiomyopathy (ATTR-CM); however, a noninvasive assessment tool may help identify those at increased risk, according to a preliminary ...
19 hours ago
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Analyzing 3 biomarker tests together may help identify high heart disease risk earlier
A combined analysis of blood tests to measure three biomarkers linked to higher risk of cardiovascular disease—lipoprotein a (Lp(a)), remnant cholesterol and high-sensitivity C-reactive protein (hsCRP)—may help identify ...
19 hours ago
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Common gene variant linked to higher heart disease risk in people with African ancestry
Dilated cardiomyopathy (DCM), a leading cause of heart failure, is twice as common in Black individuals as in white individuals. This excess risk is not fully explained by known risk factors such as high blood pressure or ...
Nov 2, 2025
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Radiofrequency renal denervation lowers blood pressure in chronic kidney disease stage 3a, b
Radiofrequency renal denervation (RDN) yields a clinically meaningful and durable reduction in blood pressure (BP), including among those with moderate-to-severe chronic kidney disease (CKD), according to a study published ...
Nov 1, 2025
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AEDs in houses improve outcomes for cardiac arrest with shockable rhythm
For patients with cardiac arrest and a shockable rhythm, automated external defibrillators (AEDs) in private homes improve outcomes but cannot be considered cost-effective at current pricing, according to a study published ...
Oct 31, 2025
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Identifying young people at risk of cardiac arrest
Many young people who suffered sudden cardiac death had recently sought medical care. More frequent use of electrocardiograms (EKG) could help prevent such cases, according to researchers at the University of Gothenburg.
Oct 31, 2025
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Predicting the risk of heart disease and dementia in older adults: Q&A
More than 70% of people over 70 years old will one day develop cardiovascular disease, highlighting the need for effective diagnosis, treatment, and care for this population.
Oct 31, 2025
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Study links genetic variants to higher 'bad' cholesterol and heart attack risk
An international team led by a University of Pittsburgh School of Medicine scientist has created a first-of-its-kind resource to identify those with a genetic risk for elevated "bad" cholesterol—a major contributor to heart ...
Oct 30, 2025
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Limb salvage therapy shows lasting success for severe artery disease patients
An update in the New England Journal of Medicine has shown that transcatheter arterialization of the deep veins (TADV) using the LimFlow System is a reliable and long-lasting therapy helping patients with chronic limb-threatening ...
Oct 30, 2025
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Rapid blood pressure fluctuations linked to early signs of brain degeneration in older adults
Even when blood pressure is well controlled, older adults whose blood pressure fluctuates widely from one heartbeat to the next may be at greater risk for brain shrinkage and nerve cell injury, according to a new study led ...
Oct 30, 2025
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Immature brain-supporting cells switch fate to restore blood flow after stroke
Stroke is a leading cause of death and disability, affecting 1 in 4 people during their lifetime. Stroke happens when blood vessels in the brain get clogged or damaged, impairing blood flow and oxygen supply to the brain, ...
Oct 30, 2025
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Oxytocin helps synchronize heartbeat and breathing, newly uncovered neural pathway suggests
When humans and other animals are in a calm state, they tend to breathe slower, and their heartbeat also slows down. Contrarily, when they are exercising or under psychological stress, both their breath and heartbeat tend ...
Swedish study links temperature extremes to higher death risk in heart failure
A multi-institution research effort led by Harvard T. H. Chan School of Public Health's Center for Climate, Health, and the Global Environment reports that short-term exposure to both low and high ambient temperatures was ...
