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People with rare longevity mutation may also be protected from cardiovascular disease

A recent study found that individuals with a rare condition known as growth hormone receptor deficiency (GHRD) have normal or improved levels of cardiovascular disease risk factors compared to their relatives. This suggests that GHRD may actually protect against cardiovascular disease, contrary to previous speculation.

SourceUniversity of Southern California·JournalMed·TypeObservational study·DateApr 26, 2024

Traffic noise, a novel risk factor for cardiovascular diseases

A new analysis published in Circulation Research finds strong evidence that transportation noise is closely linked to cardiovascular and cerebrovascular disease. The study suggests that traffic noise increases the risk of cardiometabolic diseases such as ischemic heart disease, heart failure, stroke, and diabetes.

SourceUniversity Medical Center of the Johannes Gutenberg University Mainz·JournalCirculation Research·TypeMeta-analysis·DateApr 26, 2024

CHOP researchers discover underlying biology behind Fontan-associated liver disease

Researchers at Children's Hospital of Philadelphia have discovered the underlying biology behind Fontan-associated liver disease, a condition affecting thousands of patients with single ventricle congenital heart disease. The study identified key cell-type specific changes in livers and potential therapeutic targets, including Activins...

SourceChildren's Hospital of Philadelphia·JournalScience Translational Medicine·TypeExperimental study·DateApr 24, 2024

Does a woman’s heart health affect cognition in midlife?

A new study found that Black women with poor cardiovascular health may face an elevated risk of early signs of cognitive decline in midlife. Processing speed, a leading indicator of early cognitive decline, appeared to decline in these women starting in midlife but not in white women.

SourceWiley·JournalJournal of the American Heart Association·DateApr 24, 2024

Women’s heart disease is underdiagnosed, but new machine learning models can help solve this problem

Researchers built more accurate cardiovascular risk models using machine learning, finding that women are underdiagnosed due to sex-neutral criteria. The study used the UK Biobank dataset and found that electrocardiogram (EKG) tests were most effective in improving detection of cardiovascular disease in both men and women.

SourceFrontiers·JournalFrontiers in Physiology·TypeData/statistical analysis·DateApr 23, 2024

A new Spanish study provides the first stratification of the risk of developing dilated cardiomyopathy among symptom-free genetic carriers

A new Spanish study provides the first stratification of the risk of developing dilated cardiomyopathy among symptom-free genetic carriers. Researchers found that nearly 11% of genetic carriers developed the disease within a median follow-up period of 37 months.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalJournal of the American College of Cardiology·TypeObservational study·DateApr 22, 2024

Spanish scientists identify the key cell type for strategies to prevent atherosclerosis in progeria syndrome

Researchers discovered that eliminating progerin from vascular smooth muscle cells prevents atherosclerosis and improves life expectancy in HGPSrev mice. This finding suggests a potential therapeutic strategy for treating progeria, an extremely rare genetic disease affecting 1 in every 20 million people.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateApr 22, 2024

COVID-19 increases the risk of severe cardiovascular problems in people with HIV

A study by Germans Trias i Pujol Research Institute reveals that people living with HIV who contract COVID-19 face a significant increase in cardiovascular disease risk. The researchers identified several factors associated with this increased risk, including age, previous cardiovascular disease, and chronic conditions.

SourceGermans Trias i Pujol Research Institute·JournalClinical Microbiology and Infection·TypeObservational study·DateApr 19, 2024

Physical activity reduces stress-related brain activity to lower cardiovascular disease risk

A new study published in the Journal of the American College of Cardiology found that physical activity lowers cardiovascular disease risk by reducing stress-related signaling in the brain. Participants who met physical activity recommendations had a 23% lower risk of developing cardiovascular disease compared to those who did not.

SourceMassachusetts General Hospital·JournalJournal of the American College of Cardiology·TypeObservational study·DateApr 15, 2024

Revascularization enhances quality of life for patients with chronic limb threatening ischemia

Researchers found that revascularization treatment significantly improves the quality of life for patients with chronic limb-threatening ischemia, a severe form of peripheral artery disease. The study revealed diminished quality of life among these patients, but revascularization restored sufficient blood flow and improved wellbeing.

SourceBrigham and Women's Hospital·JournalCirculation·TypeObservational study·DateApr 10, 2024

New mechanism discovered for the life-threatening arrhythmias in Andersen-Tawil syndrome

Researchers have discovered a direct link between the C122Y mutation in the Kir2.1 potassium channel and life-threatening arrhythmias in Andersen-Tawil syndrome, which affects fewer than 1 in a million people. The study highlights the importance of understanding the molecular mechanisms underlying cardiac arrhythmias.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalCirculation Research·TypeExperimental study·DateApr 10, 2024

Treating gum disease after heart rhythm ablation reduced risk of AFib recurrence

A new study published in the Journal of the American Heart Association suggests that treating gum disease after a heart rhythm ablation procedure can lower oral inflammation and reduce the risk of AFib recurrence. Researchers found that an index measuring the severity of gum inflammation was associated with the return of AFib, highligh...

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateApr 10, 2024

Cleveland Clinic, Tufts University research ties gut microbial TMAO pathway to chronic kidney disease

Researchers discovered that participants with elevated TMAO blood levels were at increased risk for future development of chronic kidney disease, even after adjusting for other known risk factors. The study also found a faster rate of declining kidney function in people with normal or impaired kidney function.

SourceCleveland Clinic·JournalJournal of the American Society of Nephrology·DateApr 9, 2024

Researchers at MUSC call for focus on higher stroke risk in women

A new review article highlights the complexities of stroke risk in women, which extends beyond age and includes various modifiable and non-modifiable factors. Women are more sensitive to high blood pressure, and other disorders such as late puberty, early menopause, pregnancy, and hormonal therapy also significantly affect their risk.

SourceMedical University of South Carolina·JournalJournal of Stroke and Cerebrovascular Diseases·TypeLiterature review·DateApr 9, 2024

Chinese Medical Journal study reviews the impact of caloric restriction on cardiovascular health

A review of existing literature on caloric restriction (CR) reveals its benefits on cardiovascular health, including reduced cholesterol levels, improved endothelial function, and enhanced vascular renewal. CR's role in regulating sirtuin activity is also explored, with seven identified sirtuins mediating cardiovascular benefits.

SourceCactus Communications·JournalChinese Medical Journal·TypeLiterature review·DateApr 8, 2024

New insights into cholesterol dynamics shed light on neurodegenerative disease

A study published in PNAS reveals the structure of a protein linked to neurodegenerative disease Niemann-Pick type C, which accumulates cholesterol within cellular compartments. The research sheds light on the complex mechanism of cholesterol distribution and its role in maintaining optimal levels.

SourceAarhus University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateApr 3, 2024

Artificial Intelligence tool successfully predicts fatal heart rhythm

An AI tool developed by researchers at the University Hospitals of Leicester NHS Trust correctly identified lethal ventricular arrhythmia in 80% of cases. The tool performed well compared to current medical guidelines, suggesting a novel approach for determining patient risk and appropriate treatment.

SourceUniversity Hospitals of Leicester NHS Trust·JournalEuropean Heart Journal·TypeComputational simulation/modeling·DateMar 28, 2024

Chinese Medical Journal review highlights beneficial interplay between caloric restriction, sirtuins, and cardiovascular diseases

A recent review highlights the positive effects of caloric restriction on cardiovascular health, linked to sirtuin activation and improved lipid metabolism. The study suggests that caloric restriction regulates metabolic processes via NAD+ levels, activating SIRT1 and modulating cardio-protective pathways.

SourceCactus Communications·JournalChinese Medical Journal·TypeLiterature review·DateMar 28, 2024

Annual vaccination campaign with second dose protects high-risk groups from SARS-CoV-2 and may save health care costs

A study found that an annual vaccination campaign with a second dose for children under 2 years old and individuals aged 50 and over can significantly reduce hospitalizations, deaths, and healthcare spending. The optimal timing for the second vaccination is delivering it 5 months after initial vaccination.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeNews article·DateMar 25, 2024