Research on the causes and treatment of heart disease. Covers light exposure and heart health, sex differences, heart-in-a-dish models, and cardiac risk.
Gladstone researchers have identified a complex molecular connection between immune cells and fibroblasts that contributes to fibrosis in the heart, which may lead to new treatments for heart disease and other fibrotic conditions.
A new study suggests that immunotherapy may be an effective treatment strategy for heart failure by blocking scar tissue formation and improving heart function. Researchers identified a type of fibroblast cell responsible for scar tissue and used a monoclonal antibody to reduce its formation, showing promising results in mouse models.
The Cardiovascular Research Foundation recognizes 29 leading institutions for their contributions to groundbreaking research advancing interventional cardiovascular medicine. The 2024 SET-10 rankings celebrate institutions making significant impacts across various categories, including basic science and clinical research.
Research suggests standing for long periods does not improve cardiovascular health and may increase circulatory issues. Sitting for over 10 hours a day was found to increase cardiovascular disease risk, highlighting the need for regular movement throughout the day.
Researchers found that certain factors increased the risk of death after sepsis, including advanced age, dementia, heart disease, cancer, and previous hospitalizations. A total of 50.6% of patients with sepsis died within two years, highlighting the need for closer monitoring and follow-up care.
A new study found that HDL particle quality declines over time in women after menopause, increasing risk of episodic memory loss. Women with smaller, more functional HDL particles are less likely to experience cognitive decline.
Researchers at Indiana University are developing next-generation ophthalmoscopes to spot early warning signs of diseases like Alzheimer's, diabetes, and heart disease with a simple eye scan. The technology uses machine learning and AI to reduce diagnosis time from days to minutes.
Biomedical engineer Jeff Saucerman has received a $3.1 million NIH grant to study low-density lipoprotein receptor 1 and its impact on heart failure and treatment outcomes after a heart attack.
A study by UC San Francisco found that more screen time is associated with severe symptoms of depression, anxiety, inattention, and aggression in 9-10 year olds. The effects were small but consistent, with activities like video chatting and playing video games strongly linked to depressive symptoms.
An interdisciplinary study found associations between exposure to environmental phenols like BPA and triclocarban and altered cardiac electrical activity, particularly in women with higher body mass indexes. Researchers identified moderate changes to cardiac electrical activity that could exacerbate existing heart disease or arrhythmias.
Researchers at Karolinska Institutet have identified a new potential risk marker for cardiovascular disease in older women. Low levels of an anti-inflammatory antibody are associated with a higher risk of heart attack and coronary heart disease, independent of other known risk factors.
A modelling study suggests that reducing tobacco smoking globally to 5% by 2050 could increase life expectancy and prevent millions of premature deaths. Accelerating actions to eliminate tobacco smoking could result in up to 1.5 additional years of life expectancy among males and 0.4 years among females.
A recent study found that limiting food consumption within a 10-hour window per day improved key indicators of heart health in adults with metabolic syndrome. The study demonstrated significant reductions in blood sugar and cholesterol levels, as well as lower levels of hemoglobin A1c, a marker of long-term blood sugar management.
A clinical trial found time-restricted eating improved blood sugar regulation and reduced markers of metabolic dysfunction in adults with metabolic syndrome. Participants who followed a customized eight-to-ten-hour eating window saw significant improvements compared to standard treatments.
Research found that babies conceived through assisted reproductive technology have a 36% higher risk of major heart defects compared to naturally conceived babies. The study also showed that multiple births are associated with an even greater risk of congenital heart defects.
The American Heart Association joins a $10 million grant from the Global Cardiovascular Research Funders Forum for international scientific research on cardiovascular health in women. The International Research Challenge aims to address significant gaps in research, diagnosis, and care for women worldwide.
A new individualized risk prediction tool has been developed to predict the severity of heart disease in people suffering from Long QT syndrome. The test analyzes genetic mutations associated with the condition and can identify those at high risk of sudden cardiac death, allowing for tailored treatment.
A remote monitoring program called DIG IT improved blood pressure control and reduced heart disease risk in underserved patients. The study found that patients who used the program had a 31-point average drop in systolic blood pressure and nearly 73% reached their blood pressure goals within three months.
A study from the University of Copenhagen detected lipid biomarkers in obese children that indicate a higher risk of developing type 2 diabetes, liver, and heart disease later in life. A one-year lifestyle intervention lowered these biomarkers, demonstrating the importance of early intervention for children with obesity.
The global stroke burden has increased significantly over the past three decades, driven by rising levels of air pollution, high temperatures, and metabolic risk factors. The study found that the number of people experiencing new strokes rose to 11.9 million in 2021, with an additional 93.8 million survivors and 7.3 million deaths.
Researchers found that adopting an electronic patient management system for direct oral anticoagulants reduced off-label dosing by 8%, while also decreasing the rate of blood clots and strokes. The online dashboard, used at over 120 hospitals, highlights treatment optimization and improves patient safety.
New study finds that extended estrogen suppression using aromatase inhibitors for hormone receptor-positive postmenopausal breast cancer is safe and does not increase the risk of coronary artery calcification. The duration of treatment and presence of osteoporosis were not associated with increased coronary artery calcification scores.
Regular moderate coffee or caffeine intake is associated with a lower risk of new-onset cardiometabolic multimorbidity. The study found that moderate consumption could play an important protective role in almost all phases of CM development.
The new European Society of Cardiology Guidelines recommend regular screenings for Peripheral Arterial Disease (PAD) to prevent complications. The guidelines also emphasize personalized treatment plans, including lifestyle changes, medication, and efficient blockage treatments.
Researchers at WVU are working on a project to inhibit the myeloperoxidase enzyme, which feeds pancreatic cancer growth. By targeting this enzyme, they hope to boost the body's immune system to fight cancer, showing promise in mouse models and potential for future clinical trials.
A new study based on Women's Health Initiative data suggests that certain estrogen-based hormone therapies may have a beneficial impact on cardiovascular biomarkers, except for triglycerides. The study found significant improvements in HDL-C and LDL-C levels, as well as reductions in insulin resistance and lipoprotein(a) levels.
A new study found an association between breast arterial calcifications and cardiovascular disease in women, suggesting mammograms could be a warning sign. Women with breast arterial calcifications were more likely to experience atherosclerotic heart disease, with a 23% increased risk compared to those without.
A $15 million gift from Sally Ross Soter will support the Go Red for Women Venture Fund, investing in health companies targeting cardiovascular, metabolic, and neurologic solutions for women. The fund aims to close the gap in women's health investment and translate research into better patient care.
A Cornell University-led collaboration has developed a machine learning model that uses cell-free molecular RNA dregs to diagnose pediatric inflammatory conditions, including Kawasaki disease and Multisystem Inflammatory Syndrome in Children. The diagnostic tool accurately determines the patient's condition while monitoring organ health.
Researchers developed a tri-culture heart-on-a-chip model of cardiomyocytes, fibroblasts, and endothelial cells to mimic in vivo cardiac behavior. The study successfully replicated endothelial cell morphology and functionality, as well as cardiac function with increased contractility.
Researchers at the University of Illinois Chicago have identified a cellular pathway essential to obesity-induced atrial fibrillation. Blocking NOX2, an enzyme that produces reactive oxygen species, may prevent and reverse changes in heart structure and function caused by high-fat diets.
A recent systematic review and meta-analysis of 28 studies with 1.2 million participants found that wearable technology can accurately detect conditions such as heart rate variability, blood pressure, oxygen levels, sleep quality, skin temperature, hydration, and stress levels. The study suggests that wearable activity trackers could r...
Researchers in human nutrition developed an innovative tool to assign a healthy hydration recommendation score to governments, promoting water and discouraging sugary beverages. The study analyzed 93 countries with dietary guidelines, finding that 48 had complementary messages encouraging water and reducing sugary beverage intake.
Researchers at University of California San Diego have identified a novel mechanism of cardiac inflammation that may prevent heart failure after a heart attack. The borderzone, surrounding the infarcted area, is found to be a key region for this inflammation, with heart muscle cells playing a dominant role in initiating it.
Researchers have shown that repeated administration of lipid nanoparticle-encapsulated mRNA therapy significantly extended survival and reduced serum leucine levels in a mouse model of maple syrup urine disease. The treatment approach may represent a potential long-term universal treatment for MSUD.
The UofL Green Heart Louisville Project found that residents living in neighborhoods with more trees showed lower levels of general inflammation, a risk indicator for heart disease. The study showed a 13-20% reduction in inflammation, corresponding to a nearly 10-15% reduced risk of heart attacks and certain cancers.
Researchers highlight the importance of screening for urinary symptoms in men, linking them to cardiometabolic disorders. The study recommends addressing these conditions to identify and treat underlying heart problems early, potentially reducing morbidity and mortality among men.
Researchers developed a treatment approach using lipid nanoparticles to deliver mRNA therapy for MSUD, extending survival and reducing serum leucine levels. The study also identified a novel AAV variant with desirable biodistribution properties for targeting peripheral organs.
A recent study published in JAMA Psychiatry found that children with persistently raised inflammation are at a higher risk of experiencing serious mental health disorders, including psychosis and depression, in early adulthood. The research also discovered that those who experienced inflammation at a young age were more likely to devel...
Researchers discovered that pythons' hearts grow 25% in the first 24 hours after eating, with specialized genes kicking into action to boost metabolism fortyfold. This process could lead to novel treatments for cardiac fibrosis and other modern-day ailments.
A study found that older age, female sex, and irregular heart rhythms can predict Alzheimer's cognitive decline over two years. The results also showed strong correlations between caregiver load and various patient-related measures.
A new study found significant improvements in aerobic fitness after 12 weeks of high-intensity interval training sessions compared to traditional, moderate exercise. Researchers suggest this time-efficient approach can be safely and effectively implemented in clinical practice for stroke survivors.
A new study by the Cleveland Clinic found that consuming foods with erythritol increases the risk of cardiovascular events such as heart attack and stroke. The artificial sweetener makes platelets more active, which can raise blood clot risks. This research adds to evidence that erythritol may not be as safe as previously thought.
Researchers found that children's immune systems attacked their own tissues after latching onto a coronavirus protein resembling one found in multiple organs. Early intervention was crucial to prevent death in these cases, and the study has implications for understanding other autoimmune diseases.
A new $13 million project launched by the American Heart Association and Additional Ventures aims to study the biological mechanisms of single ventricle heart disease. The five-year initiative will bring together teams of scientists to expand understanding of underlying biological mechanisms and science related to clinical complications.
Researchers analyzed data from 63,700 patients in five clinical trials to understand the impact of clonal hematopoiesis of indeterminate potential (CHIP) on heart disease. They found that patients with CHIP had a 30% higher risk of initial heart attacks but not recurrent events.
A new study reveals that the protein CRTC plays a crucial role in maintaining a healthy heart by ensuring it is neither too thick nor too thin. The research also shows that overexpression of CRTC causes cardiac hypertrophy, leading to adverse cardiovascular events.
A lack of adaptive equipment and trained staff in commercial gyms creates significant barriers to exercise for people with disabilities. The study highlights the need for more accessible options and awareness programs to encourage continued physical activity among this population.
A new analysis found that people hospitalized for heart disease, stroke, or cardiovascular diseases are 83% more likely to be diagnosed with anxiety, depression, or other psychiatric conditions within the first year after hospitalization. Early mental health screening and intervention are crucial for patients and their loved ones.
A UAB study found that lower transthyretin levels are associated with an increased risk of heart failure and all-cause mortality. The research highlights the importance of TTR levels in predicting heart disease risk, particularly for individuals carrying the V142I gene variant.
Researchers at UC San Francisco found a link between healthy diets and a younger biological age. Even when people eat healthy diets, each gram of added sugar is associated with an increase in epigenetic age. The Mediterranean diet had the strongest association with lower epigenetic age.
The AHA PREVENT equations could reduce eligibility for statin and antihypertensive therapy among 15.8 million US adults due to lower atherosclerotic cardiovascular disease risk predictions. This change may impact treatment guidelines and recommendations.
Researchers found that personalized text messages effectively increased physical activity among patients after significant heart events, with Apple Watch users showing a 10% increase in step count. However, the benefits later tapered off as patients became accustomed to the messages.
A major study found that people who gained excess weight from their 20s onwards had less healthy hearts by the time they were in their 60s. The researchers linked weight gain in young and middle-aged adults to enlarged hearts that pump blood less well, over and above the effect of being overweight in later years.
A study published in Nature Medicine found that off-the-shelf wearable trackers can monitor the response to two treatments for atrial fibrillation and heart failure. The devices provided clinically useful information similar to in-person hospital assessments, with a neural network helping to analyze missing data.
Researchers developed an AI model to analyze heart MRI scans, which can save NHS time and resources. The model provides a complete analysis of the entire heart using a view that shows all four chambers, leading to faster and more accurate diagnosis of heart failure and other cardiac conditions.
Researchers found that a compound from the Ardisia crenat houseplant inhibits Gq proteins, which can help relax pulmonary vessels and alleviate symptoms of pulmonary hypertension. The study showed significant vascular relaxation in mice with pulmonary hypertension, improving their health condition.
A large-scale genetic survey found that genes can influence the risk of developing atrial fibrillation. Researchers analyzed over 400,000 individuals and identified six genes whose genetic changes significantly affect a person's risk.
A Harvard study found that people who followed a healthy diet from their 40s onward were 43-84% more likely to be well-functioning physically and mentally at age 70 compared with those who did not. Adhering to diets rich in fruits, vegetables, whole grains, and healthy fats was associated with greater odds of healthy aging.
Researchers found a correlation between high homocysteine levels and the severity of obstructive sleep apnea. The study suggests that measuring homocysteine could help clinicians predict the risk of developing severe apnea, enabling early intervention and prevention.