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.
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.
A recent study proposes a multi-dimensional approach to map disease relationships using genomic, chemical, and clinical data. The research reveals significant distinctions from the classical International Classification of Diseases system and highlights potential links between previously separate conditions.
Researchers found that men with a higher proportion of blood cells missing the Y chromosome have a higher risk of dying from heart failure. Elevated Y chromosome loss is associated with decreased treatment response in patients with transthyretin cardiac amyloidosis, a progressive disease causing heart failure and death.
Researchers at the Lewis Katz School of Medicine will investigate how injured heart cells communicate with other cells throughout the body using microvesicles known as exosomes. The study aims to understand how specific molecules, such as microRNAs, facilitate communication pathways between cells in the heart and vasculature.
Researchers discovered a step-by-step process of calcification in aortic valves, revealing two defense mechanisms: osteopontin and collagen fibers. The study provides new insights into understanding cardiovascular calcification and potential therapeutic applications.
A study of over 4,500 healthy adults aged 60 and older found that nearly 28% had some form of heart valve disease, with age being the main risk factor. The majority of cases were mild, but the study highlights the need for more research into screening methods to identify and manage the disease in the elderly population.
A Canadian Journal of Cardiology review article finds that plant-based meat alternatives tend to reflect a heart-healthy dietary pattern, improving cholesterol levels and blood pressure. The authors recommend incorporating PBMAs into a healthy diet as an excellent protein source, with options lower in saturated fat and sodium.
A new global definition of sarcopenia is proposed, aiming to unify research and clinical practice. The definition may help identify low muscle mass or strength in older people, increasing the risk of poor outcomes such as fragility and disability.
Researchers from PSI and ETH Zurich studied connexin-36 gap junction channels and found that antimalarial drug mefloquine binds to the channels, potentially explaining its severe side effects. The study provides new insights into how drugs interact with connexins and may lead to the development of therapies for neurological diseases.
Research highlights need for prevention and treatment approaches for children with obesity born underweight, finding links between low birth weight and cardiometabolic disease risks. Visceral fat storage issues contribute to type 2 diabetes risk.
Researchers develop a model of heart disease by tricking stem cells to behave like mature heart cells with a mutation that causes hypertrophic cardiomyopathy. The study reveals the connection between mechanical stress and electrical function in hearts, shedding light on why genetic mutations can cause arrhythmias.
Researchers found that hospitals that implemented standardized protocols from the American Heart Association and American Stroke Association saw significant reductions in stroke treatment times. The protocols, which include specific limits on time between symptom onset and hospital arrival, helped medical teams respond more quickly to ...
New research from Edith Cowan University found that dietary nitrate may play a role in preventing cardiovascular disease, dementia, and diabetes. Moderate to high intakes of plant and vegetable sourced nitrate were associated with a lower risk of all-cause, CVD-related, and cancer-related mortality.
Researchers created an integrated cellular map of a mouse model heart, pinpointing cells and pathways involved in fibrosis. The study identified myofibroblasts as the major drivers of scarring, but also discovered a 'matrifibrocyte' form that may prevent scar resolution.
A wearable health monitor developed by Washington State University researchers can accurately measure levels of important biochemicals in sweat during physical exercise. The device has the potential to track health conditions and diagnose common diseases, including diabetes, gout, kidney disease, and heart disease.
A new study found that regular snoring is associated with elevated blood pressure and uncontrolled hypertension, particularly in overweight middle-aged men. The research used multiple night home-based monitoring technologies and objective assessments to explore the connection between snoring and hypertension.
Research published in the European Heart Journal found that women diagnosed with perinatal depression are more likely to develop cardiovascular disease. The study included data from around 600,000 women and found a strong link between perinatal depression and risks of high blood pressure, ischemic heart disease, and heart failure.
Researchers developed a computational method to estimate sudden cardiac death risk using one-minute heart rate measurements at rest. The new method provides a significantly better estimate than previous analyses, identifying differences in heart rate intervals between high-risk and healthy patients.
Researchers developed a metabolic health score based on clinical parameters and used it to explore its genetic underpinnings in mice, validating findings in human data. The study identified two significant genetic regions linked to metabolic health and pinpointed candidate genes associated with metabolic traits.
A new risk equation could lead to a significant reduction in statin prescriptions, with 28.3 million adults potentially eligible instead of 45.4 million under current guidelines. The PREVENT equations incorporate recent insights into the biology of cardiovascular disease and remove race as a factor.
A University of Houston researcher has made a breakthrough discovery about the development of the heart in the womb, revealing that a certain gene deletion can cause a common type of heart muscle disease called left ventricular non-compaction.
Researchers developed a novel radiotracer that generates high-quality images of cardiac amyloidosis, a condition referred to as the Alzheimer's disease of the heart. The technetium-99m labeled variant of the pan-amyloid reactive peptide p5+14 showed significant uptake in patients with amyloid cardiomyopathy.
A study published in Heart Rhythm examined the potential dangers of energy drink consumption in patients with genetic heart diseases. The research found a temporal relationship between energy drink consumption and sudden cardiac arrest events, but caution is advised due to the small relative risk.
A substantial portion of young athletes are at risk of hypertension, with 21.3% meeting pre-HTN criteria and 8% diagnosed with Stage II HTN. Lifestyle interventions and screening for hypertension are crucial to prevent long-term health complications.
A recent study highlights the significant impact of rheumatic heart disease on adults' lives, with mortality rates being substantially reduced through valve surgery and valvuloplasty. The findings underscore the need to improve access to surgical and interventional care for these patients.
Research from the University of Illinois has found a link between per- and polyfluoroalkyl substances (PFAS) and cardiovascular diseases in postmenopausal women. The study reveals how PFAS chemicals interact with pro-inflammatory pathways, providing potential explanations for the increased risk.
Researchers found that eating more than one gram of sodium per day increases the likelihood of eczema flares by 22%, making it easier for patients to manage their symptoms. Eczema affects over 31 million people in the US and can be difficult to cope with when unpredictable.
By 2050, at least 61% of US adults (184 million people) are projected to have some type of cardiovascular disease, with total costs tripling to $1.8 trillion. Population shifts, high blood pressure, and obesity will drive this increase.
A new study found that people exposed to higher levels of airplane noise were more likely to have a higher body mass index, an indicator for obesity that can lead to cardiometabolic diseases. The study highlights the role of environmental factors in shaping health outcomes.
Researchers established a novel mouse model of inherited arrhythmia that spontaneously causes lethal arrhythmias, shedding light on the pathogenesis and potential drug efficacy. The study identifies a critical mutation in ryanodine receptor 2 (RyR2) as a key regulator of cardiomyocyte contraction.
A new study found that higher lifestyle scores associated with better heart health can lead to a younger biological age and lower risk of heart disease and stroke. The study used DNA methylation levels as a biomarker to estimate biological age.
The study identified specific patterns in blood samples of patients who had different clinical outcomes after a heart attack. These patterns, known as 'immune signatures', are associated with either better or worse recovery of heart function. The findings could lead to the development of new diagnostics and treatments for heart failure.
Researchers at CU Anschutz Medical Campus identified key elements to improve diagnosis and treatment of coronary heart disease (CHD) in women, addressing the common misdiagnosis of heart attacks. The new guidelines provide recommendations to help clinicians better address sex-specific symptoms and treatments.
The conference will feature 12 late-breaking clinical trials and science presentations on transcatheter aortic valve replacement, mitral and tricuspid devices and techniques. Data from these trials will guide the selection of patients who will benefit most from procedures and define optimal treatment strategies.
Researchers are exploring the connection between high-fat diets and Type 2 diabetes, with a focus on the REDD1 protein in heart cells. Insulin resistance in heart cells doubles the risk of heart failure and death, highlighting the need for new treatments for diabetic heart disease.
A new study has improved the detection of heart failure in women, allowing for earlier diagnosis and potentially life-saving treatment. The research used magnetic resonance imaging to fine-tune how pressures inside the heart are measured, increasing accuracy by 16.5% for female patients.
A Rutgers University study of over 31 million hospital records found that infertility treatment patients were twice as likely to be hospitalized with heart disease in the year after delivery. The study suggests that early postpartum checkups are crucial for patients undergoing infertility treatment.
A recent Finnish study discovered that high levels of sedentary behavior and low physical activity in children are associated with a higher cardiac workload and increased risk of heart disease in adolescence. Regular moderate to vigorous physical activity from childhood can help prevent these issues.
Researchers found associations between inflammatory and metabolic biomarkers and accelerated aging, with GlycA and GrimAge showing robust correlations. The study provides insight into the relationship between aging and cardiometabolic health, potentially informing vulnerable populations.
Jeffrey W. Moses, MD, is recognized for advancing the field of interventional cardiovascular medicine through technical excellence and leadership. Dr. Moses has performed over 20,000 interventional procedures and made significant contributions to clinical research and educational activities in interventional vascular therapy.
A new study found that brief anger episodes can negatively impact blood vessel function, leading to increased risk of heart disease and stroke. The researchers investigated the effects of anger, sadness, and anxiety on blood vessel function and found that evoking an angered state led to blood vessel dysfunction.