During a severe heart attack many heart muscle cells die and are replaced by scar tissue to stabilize the heart wall. Connective tissue cells, known as fibroblasts (FB), are the dominant cell type in scar tissue.
Jul 24, 2025
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Scar tissue in the heart was associated with abnormal heart rhythms among healthy, long-time male endurance athletes aged 50 or older, potentially increasing their risk of sudden cardiac death, according to a small study ...
Jul 17, 2025
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Women diagnosed with premenstrual symptoms have a slightly increased risk of developing cardiovascular disease later in life. This is shown by a new study from Karolinska Institutet published in Nature Cardiovascular Research.
Jul 11, 2025
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For decades, Americans have been urged to limit alcohol consumption to one or two drinks a day—and even that amount, some said, is linked to higher health risks such as cancer, dementia, and liver disease.
Jul 3, 2025
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While heart disease has been the leading cause of death in the U.S. for over a century, the past 50 years have seen a substantial decrease (66%) in overall age-adjusted heart disease death rates, including a nearly 90% drop ...
Jun 25, 2025
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Rutgers Health researchers found that lamotrigine, a widely prescribed antiseizure medication, to be safe in older adults with epilepsy, contrary to a safety warning by the Food and Drug Administration (FDA). The study has ...
Jun 11, 2025
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Irregular heartbeats affect more than 4 million Americans, and for many, the treatment is cardiac ablation—a procedure that uses long, flexible catheters inserted through blood vessels to modify small areas of the heart and ...
Jun 4, 2025
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Virginia Tech researchers at the Fralin Biomedical Research Institute at VTC have discovered that microscopic structural changes in the aging heart may reduce the risk of irregular heartbeats.
May 19, 2025
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Many rural regions are already facing a shortage of medical care, which is particularly acute when it comes to high-quality diagnostics. Researchers at the Fraunhofer Institute for Reliability and Microintegration IZM plan ...
May 5, 2025
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A brisk walking pace, and the amount of time spent at this speed, may lower the risk of heart rhythm abnormalities, such as atrial fibrillation, tachycardia (rapid heartbeat), and bradycardia (very slow heartbeat), finds ...
Apr 15, 2025
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