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Cardiology news
Zone 2, 3, 4? What do heart rate zones mean for your health?
Runners, cyclists and gym-goers with wearable fitness trackers are no doubt familiar with the five "heart rate" zones. Ranging from low to very high intensity, these zones are calculated as percentages of a person's maximum ...
2 hours ago
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Are heart failure and atrial fibrillation the same disease? Study reveals shared genetic and molecular mechanics
New research from a multi-institutional team, published in Nature Cardiovascular Research, reveals that heart failure and atrial fibrillation share underlying genetic and molecular mechanisms, suggesting that the two cardiovascular ...
17 hours ago
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New MRI system could aid early detection of heart failure
The heart's ability to use oxygen efficiently is a critical indicator of its health, but tests to measure this function have drawbacks that can limit their use. A new Cedars-Sinai Health Sciences University study found that ...
22 hours ago
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Eating about 4,200 mg sodium a day may raise heart failure risk 15%
Excessive consumption of dietary sodium (salt) is a significant, independent risk factor for new-onset heart failure, according to a report from Vanderbilt Health, published in the Journal of the American College of Cardiology: ...
Mar 26, 2026
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Novel AI-enhanced MRI boosts success rate in patients with arrhythmia
AI-enhanced single-shot cine MRI produces superior image quality and provides ventricular measurements comparable to conventional cine MRI, according to research published in Radiology: Cardiothoracic Imaging.
Mar 26, 2026
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A 20% tax on junk food could save more lives than a sugar tax
Every Australian shopper knows the pull of cheap junk foods lining supermarket shelves. Meanwhile, the cost of fresh fruit and vegetables continues to climb.
Mar 26, 2026
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Light-powered biohybrid cardiac interface can synchronize heart tissue contractions
Researchers at the University of California, Irvine, have developed a polymeric biohybrid cardiac device that harnesses the power of light to electrically and mechanically control living heart tissue without the use of metal ...
Mar 25, 2026
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AI model reads cardiac MRI scans with near expert accuracy
A Penn Medicine–led team has developed a first-of-its-kind artificial intelligence system that interprets cardiac MRI scans with performance approaching expert clinicians. Trained on more than 300,000 MRI video clips from ...
Mar 25, 2026
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Lower hemoglobin levels may offer several health benefits
Hemoglobin is a vital protein found in red blood cells and its primary function is to transport oxygen from the lungs to various tissues throughout the body. According to Finnish reference values, normal hemoglobin levels ...
Mar 25, 2026
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Palliative care should be integrated into cardiology therapy earlier, says study
An international group of authors has called for a shift in cardiovascular care. In the public eye, palliative care is often associated with the final stage of life. In reality, however, it is far more than end-of-life care. ...
Mar 25, 2026
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Digital CBT shown to reduce cardiac-related anxiety and improve disease-specific health status following heart attack
Digital CBT treatment reduced cardiac-related anxiety and improved patients' quality of life and physical function after a heart attack. This is shown in a new randomized study published in the Journal of the American College ...
Mar 25, 2026
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Premature placental separation may increase child's risk of heart disease by age 28
The risk of developing early cardiovascular disease or dying from cardiovascular disease by the age of 28 was about 4.6 times higher among people born to mothers who had a placental abruption during their pregnancy. This ...
Mar 25, 2026
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Your choice of booze influences your risk of death, study says
Too much alcohol of any type is bad for a person's health, but some booze is more harmful than others, a new study says. Beer, cider and liquor all appear to increase people's risk of an early death, even at low levels of ...
Mar 24, 2026
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Study links cold weather with excess cardiovascular deaths
On the heels of one of the coldest winters in memory for large swaths of the United States, new research highlights an often overlooked cost of cold weather: months with lower temperatures see significantly greater rates ...
Mar 24, 2026
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B-type natriuretic peptide shows promise as a predictor of kidney disease progression in diabetes
The relationship between cardiovascular dysfunction and renal impairment is widely recognized as the cardiorenal interaction, a complex physiological link in which damage to one organ can accelerate deterioration in the other. ...
Mar 24, 2026
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Soy isoflavone prodrugs target CB1 receptor to protect blood vessels from atherosclerosis
A research team at National Taiwan University found that abnormal blood flow activates CB1 receptors in endothelial cells, promoting vascular inflammation and dysfunction. Soy-derived isoflavone prodrugs that inhibit CB1 ...
Mar 24, 2026
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Early life adversity can increase cardiovascular risks, research shows
Faced with a traumatic situation, a child's biology responds in the only way it can, shunting all resources toward survival. Unfortunately, that might also mean taking resources away from the processes that lead to healthy, ...
Mar 24, 2026
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New 4D model advances precision treatment for heart failure
A made-in-Calgary 4D heart model is transforming treatment for heart failure patients having a specialized pacemaker inserted, called cardiac resynchronization therapy (CRT). In a clinical trial, published in Circulation: ...
Mar 24, 2026
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Transportation noise: An overlooked risk to heart health
Living in areas with consistently higher levels of noise from transportation is associated with a significantly higher risk of major adverse cardiac events compared with living in quieter areas, according to a study presented ...
Mar 24, 2026
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Excessive screen time signals health risk for young adults
People who reported spending six or more hours on screens outside of school or work had worse blood pressure, cholesterol, and body mass index (BMI) compared with those with more limited screen time, according to a study ...
Mar 24, 2026
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Medical societies call for 'ALARA+' safety standard to reduce radiation and injury risks in fluoroscopy labs
Nine leading medical societies are calling for updated safety standards in fluoroscopy laboratories, often called "cath labs," where clinicians performing minimally invasive procedures face radiation exposure and orthopedic ...
Mar 24, 2026
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Mediterranean diet may boost mitochondrial signals linked to heart and brain health
A study led by researchers at the USC Leonard Davis School of Gerontology suggests that the benefits of the Mediterranean diet may be driven, in part, by tiny proteins hidden within our mitochondria, opening a new window ...
Mar 23, 2026
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Self-management of warfarin dose is safe, effective and empowering, clinical trial shows
Warfarin is an oral anticoagulant, commonly known as blood thinner, that is prescribed to help treat the formation of dangerous blood clots that can lead to stroke or heart attacks. Even with newer medications on the market, ...
Improving heart health may not be enough to protect against Alzheimer's disease
In a recent study, researchers found that exercise and aggressive cardiovascular risk reduction successfully improved heart health, but these efforts did not produce measurable cognitive benefits over two years in older adults ...
Mar 23, 2026
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Combining small changes to sleep, diet and exercise could be key to reducing heart attack and stroke risk
New research shows that small improvements to sleep, diet quality, and physical activity, made in combination, are associated with a significantly reduced risk of major cardiovascular events such as stroke, heart attacks, ...
Mar 23, 2026
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