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Cardiology news
Cell therapy using cardiac muscle cell aggregates improves heart function following a heart attack
In the event of a heart attack, the affected part of the heart muscle can no longer be supplied with oxygen and nutrients. As a result, the heart muscle cells (cardiomyocytes) die off. Scar tissue forms, and heart function ...
1 hour ago
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Heart tests suggest astronauts could tolerate Mars' gravity after months in space
A trip to Mars may be more feasible than previously thought, suggests a new study led by Northwestern Medicine, UT Southwestern and UT Houston that tracked the heart function of 13 astronauts during roughly six-month missions ...
7 hours ago
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Gene variants that can cause sudden death mapped
Using a high-throughput technique, an international collaboration led by Vanderbilt Health researchers has created a "map" of 1,757 genetic variations that can trigger a life-threatening heart rhythm disorder called long ...
5 hours ago
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Q&A: AI tool automates echocardiogram assessment of the heart's right ventricle
A new study develops and tests DROID-RV, a deep learning model that estimates right ventricular size and function from echocardiograms, and assesses how those estimates relate to later health outcomes. Mostafa Al-Alusi, M.D., ...
3 hours ago
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Machine learning spots hidden risk of functional decline after heart failure
For older adults with heart failure (HF), leaving the hospital alive does not always mean returning to an independent life. Loss of independence can reduce quality of life, increase caregiver burden and raise care needs. ...
9 hours ago
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Testosterone therapy may increase risk of cardiovascular disease in postmenopausal women
Testosterone therapy is not routinely recommended for postmenopausal women, in part because long-term safety data remain limited. It is, however, prescribed off label to help women suffering from low libido. A new study links ...
7 hours ago
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Premature menopause associated with higher insulin levels and greater CVD risk
Premature menopause is associated with an increased risk of several long-term health problems due to estrogen deficiency. Cardiovascular disease (CVD) is one of those health risks. However, the underlying cardiometabolic ...
8 hours ago
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3D printing method could expand options for personalized cardiovascular devices
An international research team led by IMDEA Materials Institute and Universidad Politécnica de Madrid (UPM) has developed a method for manufacturing personalized cardiovascular medical devices using three-dimensional printing ...
23 hours ago
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One-third of Australians could benefit from preventive heart attack and stroke medications: New risk assessment
Australia's updated cardiovascular disease risk calculator is identifying substantially more Australians aged 45–74 as being at "intermediate" risk of heart attack and stroke, according to new analysis published in the Medical ...
19 hours ago
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Unclogging carotid artery fails to improve cognition in clinical trial
Cognition often deteriorates when the brain's main blood vessels are clogged, but a Columbia-led study published in JAMA shows that cognition cannot be improved by opening the blockages with stenting or surgery.
Oct 19, 2026
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For caregivers with cardiovascular conditions, poor sleep and emotional distress are linked to greater strain
Family caregivers often put their own health second. For those already living with cardiovascular conditions, caregiving can add to their physical and emotional strain.
Oct 19, 2026
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GLP-1 drugs linked to lower risk of serious heart-related complications and infections after surgery
GLP-1 medications, widely prescribed for diabetes and weight loss, may also help protect people from serious complications after surgery. People taking GLP-1 medications had lower rates of major heart-related complications ...
Oct 18, 2026
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Cannabis use linked to higher heart attack risk during and after surgery, but fewer blood clots
As marijuana use becomes more common and legal in most U.S. states, patients who use cannabis may face a significantly higher risk of heart attack around the time of surgery, while also showing an unexpected lower risk of ...
Oct 18, 2026
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Ethnic inequalities in stroke explained by differences in stroke risk factors
Stroke risk is primarily linked to differences in traditional stroke risk factors, like diabetes and high blood pressure, rather than ethnicity, according to findings from a new south London study conducted at King's College ...
Oct 16, 2026
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AI detects coronary heart disease from face and tongue photos in small test
An AI system trained on photographs of the face and tongue correctly identified every patient with coronary heart disease (CHD) in a small test, according to a new study from China.
Oct 16, 2026
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Disability burden linked to alcohol-related cirrhosis and heart failure projected to rise sharply by 2050
The disability burden associated with alcohol-related cirrhosis complicated by heart failure is projected to rise substantially by 2050 across Central Europe, Eastern Europe and the United States (US), according to new research ...
Oct 16, 2026
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Cardiac arrest: Why the quality of CPR could affect your chances of survival
When someone has a cardiac arrest, the actions of people nearby can make the difference between life and death. For years, the message has been clear: start cardiopulmonary resuscitation (CPR) as quickly as possible, even ...
Oct 16, 2026
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Intensive blood pressure control protects the heart—with no added kidney failure risk detected
High blood pressure forces the heart to work harder to pump blood. Over time, this extra strain can thicken the heart muscle and narrow the arteries, further complicating cardiovascular health. Even in people with no other ...
How heart failure reshapes bone marrow to create inflammation-related immune memory
Heart failure (HF) is a condition in which the heart is not able to pump blood effectively. However, its effects go beyond pumping and circulation. HF is also known to cause a lasting form of innate immune memory in stem ...
Oct 15, 2026
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Drug-coated balloons could offer an alternative to permanent heart stents for some patients
Thousands of heart patients could be treated without having a metal stent permanently implanted in their arteries—according to research from the University of East Anglia (UEA). A major analysis of more than 7,800 patients ...
Oct 15, 2026
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Aortic root enlargement technique allows surgeons to implant heart valves at least two sizes larger
When replacing the aortic valve, a small aortic root can limit the size of the prosthetic valve that can be implanted. If the new valve is too small in relation to the patient's body, the heart must continue to work against ...
Oct 15, 2026
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Learn CPR: Why it matters more than you may realize
A family member collapses at home. A co-worker suddenly becomes unresponsive. A child stops breathing.
Oct 15, 2026
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Exercise should be prescribed as a core component of cardiovascular care, say researchers
Exercise should be prescribed as a foundational component of cardiovascular disease (CVD) prevention and treatment, according to a new American College of Cardiology scientific statement published in JACC.
Oct 15, 2026
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