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Cardiology news
Weight loss drugs may protect against heart failure
Weight-loss drugs known as GLP-1s may help protect against heart failure even at doses too low to produce significant weight loss, according to a laboratory study led by Cedars-Sinai Health Sciences University investigators.
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A gut microbe makes a fatty acid that cuts artery plaque in half in mice
A common gut bacterium produces a molecule that slows cholesterol production in the liver. When researchers gave the molecule to mice prone to artery disease, the animals developed roughly half as much fatty plaque as untreated ...
9 hours ago
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Study offers insights on how heart valves last so long
Collagen plays a critical role in keeping heart valves strong, but the heart is surrounded by enzymes designed to break down collagen. So how can heart valves function efficiently decade after decade? A new study shows that ...
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Commonly prescribed blood-pressure drug may stimulate 'healthy' brown fat
Scientists have discovered that the drug losartan, commonly prescribed for high blood pressure, boosts brown adipose tissue activity in mice, enhancing their metabolism. This indicates that repurposing losartan—an angiotensin ...
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Inflammation is already elevated at the earliest stage of cardiovascular-kidney-metabolic syndrome
A new analysis of U.S. national health data finds that high-sensitivity C-reactive protein (hs-CRP), a blood marker of inflammation, rises across the stages of cardiovascular-kidney-metabolic (CKM) syndrome, with the largest ...
8 hours ago
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Does lithium in drinking water cause a rare heart condition?
Children living in areas with higher levels of lithium in drinking water were more likely to be diagnosed with Wolff-Parkinson-White syndrome, a rare heart condition that can cause a dangerously fast heartbeat, according ...
Oct 13, 2026
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Protein clues may help explain heart disease risk that persists despite lower LDL cholesterol
According to the World Health Organization (WHO), nearly 17.9 million people die from cardiovascular diseases worldwide every year, with heart attacks and strokes accounting for more than four out of five of those deaths. ...
Oct 13, 2026
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What doctors want women to know about menopause and heart health
An estimated 6,000 women enter menopause every day in the United States, according to the National Institutes of Health. Yet many are surprised to learn that the years surrounding menopause can influence everything from sleep ...
Oct 13, 2026
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Bleeding complications rise after heart attacks as major cardiovascular events decline
People who have survived a heart attack have gained increasingly better protection against new serious cardiovascular events over the past two decades. At the same time, the risk of bleeding complications has increased. A ...
Oct 13, 2026
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Anabolic steroids linked to serious heart damage in weightlifters, stopping them may aid recovery
Long-term use of anabolic-androgenic steroids (AAS) has serious consequences for the heart, according to a new study that has been following weightlifters for nearly 10 years.
Oct 13, 2026
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Tiny robots speed medicine through body to the heart
Johns Hopkins University engineers have created robots the size of a pencil tip intended to travel through the body to deliver medicine to infections inside a beating heart.
Oct 12, 2026
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When it comes to health care access, more isn't always better
Hospitals and policymakers routinely face a difficult question when investing in specialized emergency services: Will adding another facility improve care, or would those resources do more good somewhere else?
Oct 12, 2026
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Cardiac rehabilitation programs not keeping up with global increases in cardiovascular disease
Despite the rising incidence of cardiovascular disease (CVD), along with evidence that cardiac rehabilitation programs improve outcomes for those living with CVD, availability of these programs has not increased worldwide ...
Oct 12, 2026
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New heart transplant proposal could save lives by prioritizing patients' medical urgency
Donor organs are exceedingly scarce, so much so that one in five people on the waiting list for a heart transplant in the U.S. dies or is removed from the list before receiving a transplant.
Oct 12, 2026
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Managing high blood pressure could prevent >500K CVD deaths annually in 20 countries
Effective management of high blood pressure could prevent more than 518,000 annual deaths from cardiovascular disease around the world, according to preliminary research presented at the American Heart Association's Hypertension ...
Oct 11, 2026
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Radiation exposure linked to pulmonary hypertension after lung cancer treatment
Lung cancer patients undergoing radiation treatment may be at higher risk of developing pulmonary hypertension, a type of high blood pressure that affects the arteries that carry blood from the right side of the heart to ...
Oct 10, 2026
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Most labs testing children for cardiac troponin lack pediatric reference ranges, survey finds
Cardiac troponin, a protein released into the blood when heart muscle is damaged, can be used as a quick measure of heart injury in adults, and testing for it has revolutionized adult cardiology. For children, however, doctors ...
Oct 10, 2026
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Lab-grown blood vessels reveal roles of different cells in rapid-aging disease
Biomedical engineers at Duke University have developed a three-layer model of human blood vessels that enables researchers to better understand how Hutchinson-Gilford progeria syndrome (HGPS), a rare genetic disorder that ...
Oct 9, 2026
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Enzyme inhibitor limits scarring after heart attacks and protects heart function in mice
Heart failure often develops after a heart attack because excessive collagen-based scar tissue forms during repair. While collagen is necessary to reinforce scars, disease and chronic inflammation can cause overproduction, ...
Oct 9, 2026
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Deep learning model using ECGs during sleep studies can predict cardiovascular outcomes
A research team supported by the National Institutes of Health (NIH) has found that electrocardiograms (ECGs) administered during sleep and paired with sleep stage information can be used to determine the risk of future adverse ...
Oct 9, 2026
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Elderly adults with masked high blood pressure linked to higher risk of falls
Masked high blood pressure in adults older than 78 is associated with a 70% higher risk of falls compared with high blood pressure readings in both the office and at home among peers, according to preliminary research presented ...
Oct 9, 2026
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Chronic intestinal inflammation can affect heart through changes in gut microbiota and immune cells, study finds
Chronic intestinal inflammation drives cardiac dysfunction through a gut microbiota-dependent pathway, suggesting a potential therapeutic target for reducing cardiovascular risk in patients with inflammatory bowel disease ...
Oct 9, 2026
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Expert joins international call for new approach to diagnosing, managing condition known as POTS
For people living with postural orthostatic tachycardia syndrome, or POTS, the simple act of standing up can cause a cascade of symptoms: a racing heart, lightheadedness, brain fog, shakiness and exhaustion. Yet a standard ...
Oct 9, 2026
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Potassium-rich DASH diet found to be safe for adults taking common blood pressure medications
Increased consumption of potassium-rich foods that are part of the Dietary Approaches to Stop Hypertension (DASH) diet did not raise blood potassium to dangerous levels in people taking medications to lower their blood pressure, ...
Oct 8, 2026
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Elevated lipoprotein(a) is associated with the progression of carotid atherosclerosis
Lipoprotein(a), or Lp(a), is a genetically determined blood lipid and an important risk factor for cardiovascular disease. However, its association with the long-term progression of carotid atherosclerosis has remained unclear, ...
Oct 8, 2026
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