Research on heart attacks and their treatment. Covers care for older patients, cardiac rehabilitation, rapid testing, and updated diagnostic definitions.
Regular physical activity is associated with a reduced risk of obesity and heart disease, but paradoxically may hasten the build-up of calcium deposits in coronary arteries. The study found that highly active individuals had higher CAC scores, suggesting a potential link between exercise and calcification.
A large-scale international study found that edoxaban is non-inferior to warfarin for efficacy in preventing adverse events, but led to higher bleeding complications. The trial suggests that treatment with edoxaban can be valuable in managing AF patients after TAVR, especially when a lower dose of edoxaban is used.
A preclinical study found that age-related decline in two sirtuin enzymes alters mitochondrial dynamics, weakening cardiac contractions in response to ischemia-reperfusion injury. Boosting SIRT1/SIRT3 levels may help protect against such injuries, potentially reducing heart attack complications and deaths.
A new preclinical study validates the spleen's role in cardiac healing and suggests targeting S1P as a potential treatment for heart failure. The study discovered interactions between S1P and the heart during transition from acute to chronic heart failure.
A study in Egypt identified significant barriers to primary PCI implementation in STEMI management, including prehospital and emergency department delays. The findings highlight the need for improvement in STEMI networks, training of interventional cardiologists, and hospital policies to enhance patient care.
Researchers developed a new imaging technique that uses light and sound to detect plaques in arteries, potentially preventing strokes and heart attacks. The technique uses nanoparticles that absorb light and emit sound waves, allowing doctors to visualize the plaques in a non-invasive way.
A new study found that 44% of micro-arteries from patients had abnormal myogenic tone, associated with excessive caldesmon presence and poor cell alignment. This abnormality affects blood supply within the heart and other organs, impacting quality of life and life expectancy.
A Kaiser Permanente study of over 31,000 heart attack patients in Southern California revealed significant racial disparities in long-term survival. Black patients from lower-resourced neighborhoods were more likely to die within 5 years after a heart attack compared to white patients, regardless of healthcare access.
Researchers at Temple University are conducting a 5-year study to compare two approaches for reducing heart disease risk factors in Black birthing people. The study aims to eliminate disparities in heart disease among Black women and birthing people during and after pregnancy.
A recent study published in BMC Medicine found that drinking moderate amounts of alcohol daily can decrease the risk of heart attacks, strokes, angina, or death among individuals with cardiovascular disease (CVD). Those who consumed between six and eight grams of alcohol per day had significantly lower risks compared to non-drinkers.
Research found that patients with ICDs who increased physical activity outside of cardiac rehab experienced fewer hospitalizations and lower death rates, with every 10 minutes of added activity reducing death risk by 1.1%
A drug candidate developed from a molecule in the venom of the Fraser Island funnel web spider can prevent damage caused by a heart attack and extend donor heart life for organ transplants. The treatment blocks a death signal sent from the heart after an attack, reducing cell death and improving survival.
Scientists have developed a minimally invasive exosome spray that helped repair rat hearts after myocardial infarction, outperforming traditional injection methods. The spray lasted longer and healed injuries better than injected exosomes, with promising results for heart repair
Researchers found modest increases in heart attack hospitalization rates in younger women and men aged 15-34 years, with possible links to more sensitive diagnostic tests. Rates had declined since the 1980s but remain high, prompting continued surveillance and preventive strategies.
A new study found that supplementing testosterone significantly reduces heart attacks and strokes in men with unnaturally low hormone levels. The 10-year study involved over 800 men from Germany and Qatar, showing a 25% reduction in risk for those under 55 and a 15% reduction for those over 60.
A new study found that rudeness can have deadly consequences by increasing negative emotions and leading to biases in judgment. Researchers suggest that organizations can take steps to reduce rudeness by training employees to use perspective-taking and information elaboration skills.
A study from the University of Gothenburg and Oxford found that early blood sugar control in type 2 diabetes significantly impacts future heart attack and death risks. Targeting levels below 52 mmol/mol reduces mortality risk by 20%, while delayed control offers only a 3% benefit.
Research shows aspirin can reduce ischemic stroke and myocardial infarction risk by 36% in pneumonia patients. Aspirin also lowers MI rates by 54%, providing potential preventive role for primary care settings.
A new study found that young South Asian heart attack patients are more likely to be obese and use tobacco products. The study also revealed a higher prevalence of family history of heart disease and abnormal lipids in this patient population. Targeting modifiable risk factors, creating awareness, and decreasing system delays can help ...
Researchers develop a promising surgical technique called SurCOP to repair ventricular septal rupture (VSR) after severe heart attacks. The technique achieved a 100% success rate and improved survival rates by 77.8%, offering new hope for patients with life-threatening fluctuations in blood pressure.
A new study published in the American Heart Association's Circulation journal found that young adults who regained cardiovascular health had a lower risk of heart attack and stroke. The study analyzed data from over 3.5 million adults and found that improving cardiovascular health reduced risks by 25-42%.
A new study found that individuals with metabolically healthy obesity (MHO) are at higher risk of developing diabetes, heart diseases, strokes, and respiratory diseases. Despite having a normal metabolic profile, MHO individuals face increased mortality rates compared to those with normal weight but unhealthy metabolism.
A Kaiser Permanente study found that hospitalization rates for heart attacks remained stable during subsequent COVID-19 surges, contrary to initial declines during the pandemic's onset. The research suggests effective public health campaigns encouraged people to seek care, resulting in a rebound of hospitalizations.
Researchers at Queen Mary University of London tested an algorithm on 700,000 patient records in east London to identify Familial Hypercholesterolemia, a leading cause of heart attacks in young people. The 'FAMCAT' algorithm analyzes GP data and family history to predict who may be at risk.
A new study led by Washington State University researchers has identified protein kinase A (PKA) as a potential target for improving treatment outcomes after a heart attack. The research suggests that PKA plays a role in heart muscle cell necrosis, a major type of cell death that commonly occurs after reperfusion therapy.
Researchers from the University of Tsukuba have demonstrated the direct conversion of scar tissue cells to heart muscle cells in mice after a heart attack. This breakthrough finding suggests that fibroblasts can be directly reprogrammed into cardiomyocytes, potentially preventing heart failure and death.
A new study by the Family Heart Foundation found that COVID-19 increases heart attack rates in individuals with familial hypercholesterolemia and established atherosclerotic cardiovascular disease. The study analyzed data from 55 million individuals and confirmed that COVID-19 worsens cardiovascular outcomes.
A recent study published in JAMA Cardiology found that socioeconomic disadvantage is linked to a 57% higher rate of cardiovascular mortality among young individuals after experiencing a heart attack. The researchers analyzed the health records of over 2,000 patients who experienced an MI at or before age 50.
Patients from socioeconomically disadvantaged areas had lower long-term survival rates compared to those from more affluent areas. The study found a significant association between socioeconomic status and cardiovascular outcomes in young adults with early-onset heart attacks.
The American College of Cardiology's Global Heart Attack Treatment Initiative has shown measurable positive impacts on care delivery for heart attacks in low- and middle-income countries. The program tracked STEMI treatment metrics and outcomes for over 2,000 patients across 18 medical centers in 13 countries.
A recent study found that using a rapid, high-sensitivity troponin T testing protocol did not improve patient outcomes after one year. In fact, patients who received this protocol were more likely to experience a heart attack or death compared to those in the standard-care group.
A study published in the New England Journal of Medicine found that FFR-guided PCI had no significant benefits for STEMI patients with multi-vessel disease and was more expensive than angiography alone. The FLOWER-MI trial enrolled 1,171 patients who underwent a second stenting procedure after a STEMI heart attack.
The PARADISE-MI trial found sacubitril/valsartan to be well-tolerated and associated with a trend toward improvement in secondary endpoints. However, it did not significantly reduce the rate of heart failure or cardiovascular death following a heart attack compared to ramipril.
A University of Cincinnati researcher has found that plasma proteins discovered in the blood samples of diabetic patients who developed obstructive coronary disease may serve as biomarkers of severe heart blockage. This discovery could help patients with diabetes identify their risk and receive timely medical attention.
Researchers discovered that manganese-enhanced MRI scans provide more accurate details of heart function than traditional methods, potentially increasing survival chances. The study suggests that early detection within the first few hours of a heart attack can optimize treatment regimes and regulate cardiac muscle changes.
A study in mice reveals genes and metabolic processes that could aid or hinder recovery after a heart attack, with potential targets for treatments. The research used systems biology approaches to analyze gene activity across multiple tissues, identifying common and tissue-specific responses.
A new study found that women with possible heart attacks are triaged less urgently, wait longer to be seen, and undergo fewer tests than men. Women were also less likely to receive cardiac monitoring or be seen by a consultant.
A study found that psychological distress after a heart attack doubles the risk of subsequent cardiac events in younger adults. Researchers also discovered an association between inflammation and cardiovascular risk among patients experiencing high distress.
Research strongly links thin and brittle bones to increased heart attack and stroke risk in women. Thinning lower spine, top thigh bone, and hip were independently associated with a heightened risk, while osteoporosis was linked to a 79% higher cardiovascular disease risk.
A new phone-based app facilitated more efficient hospital intakes for patients with STEMI, leading to faster treatment times and reduced damage. The average time between EMS arrival and PCI was about 11 minutes shorter among cases where the app was used.
The study analyzed over 1,600 patients with STEMI during the COVID-19 pandemic and found that those with COVID-19 positive status had higher in-hospital mortality and were less likely to receive diagnostic angiograms. Additionally, patients of minority ethnicity and with diabetes had poorer outcomes.
A new study identifies three molecules in the blood that can distinguish between heart attack and chest pain caused by other conditions. The researchers hope to develop a simple blood test for early diagnosis, which could help doctors quickly confirm or rule out a heart attack.
Recent advances in understanding atherosclerosis have shifted traditional views on who is at risk for heart attacks and strokes, highlighting the importance of HDL cholesterol, triglycerides, and inflammation. This review paper explores these changes and their implications for treatment and prevention.
Researchers found that family history of premature heart attacks, strokes, or angina poses major risks to close relatives, with shorter survival times reported among those with first-degree relatives. The study suggests a complex interplay between genetic and environmental factors in cardiovascular disease.
Scientists have discovered a critical new gene, Klf1, that plays a vital role in healing damaged hearts. The gene allows heart muscle cells to divide and multiply after injury, potentially leading to complete regeneration and healing of damaged tissue.
A University of Gothenburg study found a significant increase in heart failure and stroke cases among men under 40 in Sweden, attributed to rising obesity rates and declining physical fitness. The study monitored over 1.2 million men for 20 years, revealing a sharp decline in heart attacks despite increasing obesity.
A study published in Chinese Medical Journal identified factors that predict patients with STEMI refusing PCI, including age, history of myocardial infarction, and heart rate. The findings suggest that healthcare providers may use these predictors to improve treatment compliance and outcomes for patients with STEMI.
A study found that young adults with inflammatory conditions like psoriasis, lupus, or rheumatoid arthritis are twice as likely to experience fatal heart attacks. Researchers also discovered that patients with these conditions were less likely to be prescribed aspirin and statins after a heart attack.
A prospective cohort study found that patients who work more than 55 hours per week are at a twofold increased risk of having a second heart attack. Long working hours were associated with higher job strain and poorer lifestyle risk factors, particularly among men and younger workers.
Researchers found that people with schizophrenia, bipolar disorder, or major depression are more likely to die within 30 days and one year after a heart attack. The study highlights chronic health inequalities faced by those with serious mental illness and calls for urgent action to address disparities.
Men with stable coronary artery disease who take Viagra live longer and have lower risk of new heart attack compared to those treated with alprostadil. The study's findings suggest a dose-dependent reduction in cardiovascular events.
A mouse study finds that treatment with MCB-613 repairs heart tissue after a severe heart attack, preventing damage and scarring. The molecule decreases inflammation and increases heart function, offering hope for effective treatments to prevent heart failure.
Researchers developed a new intravascular imaging technique, ILSI, which can detect unstable coronary plaques. The technique provides a direct assessment of mechanical stability, allowing for early detection and treatment of high-risk vulnerable plaques.
A study by the European Society of Cardiology found that vital exhaustion is associated with a higher risk of myocardial infarction in men. Symptoms of vital exhaustion include excessive fatigue, demoralization, and increased irritability, particularly in individuals experiencing prolonged exposure to psychological stressors.
A study found that women are more likely to experience delayed diagnosis and misdiagnosis of chest pain, which is a key symptom of reduced blood flow to the heart. Women were also less likely to be suspected of having a heart attack than men, with lower rates of probable acute coronary syndrome in females.
A new study by scientists at Temple University identifies a promising novel therapeutic strategy targeting G protein-coupled receptor kinase 5 (GRK5) in the heart. Reducing GRK5 levels improves survival following heart attack in mice, suggesting that GRK5 inhibition may be a viable treatment option for human patients.
Researchers at Lund University developed a new examination method using NIRS and IVUS, which identifies high-risk plaques that cannot be seen with traditional angiograms. The study found that over 14% of treated patients experienced heart disease recurrence within four years, highlighting the importance of early detection and treatment.
Research presented at the American Stroke Association International Stroke Conference 2021 found that silent heart attacks may increase stroke risk in adults 65 and older. Participants who had evidence of a silent heart attack had a 47% increased risk of developing a stroke, compared to those without a silent heart attack.
Researchers discovered a new protein, Prosaposin, that plays a crucial role in atherosclerosis. The protein has an anti-inflammatory effect, which helps slow down the disease progression.
Research highlights increased depression risk after stroke compared to heart attacks, with female stroke patients facing a higher risk. Studies found that post-stroke depression affects up to a third of stroke patients and has poorer quality of life outcomes.