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.
Research highlights a significant association between unfavorable social determinants of health and cardiovascular disease risk factors among Asian American adults. The study found varying relationships among different subgroups, emphasizing the importance of considering individual differences.
The study found that reductions in deaths from chronic respiratory diseases, stroke, lower respiratory infections, and cancer led to the largest net gain in life expectancy between 1990 and 2021. The super-region of Southeast Asia, East Asia, and Oceania had the largest net gain, while South Asia had the second-largest increase primari...
Research suggests that for individuals under 65, maintaining a normal BMI is advisable, while those over 65 may benefit from moderate overweight. This study found a U-shaped relationship between BMI and cardiovascular death risk, with optimal BMI cut-off points varying by age group.
A new bioluminescence imaging technique allows researchers to observe oxygen movement in the brains of mice in real-time, providing insights into diseases such as Alzheimer's and strokes. The method reveals that small areas of the brain, called 'hypoxic pockets,' can be denied oxygen for brief periods, increasing risk for these diseases.
Researchers from Rutgers Health have developed new technologies that can improve diagnosis and treatment of valvular heart disease, including AI-powered detection of infrasonic heart murmurs and wearable devices that monitor disease progression. The goal is to extend the quality of life for patients with this condition.
Studies at the University of Gothenburg found a clear shift in arterial disease risks in diabetes, with decreases in central organ diseases like heart attack and stroke, but increases in peripheral vessel complications. Closer monitoring of long-term blood sugar levels can reduce peripheral arterial disease risk by 30-50%.
A new study suggests that anxiety and depression in younger women may accelerate the development of cardiovascular risk factors, putting them at nearly par with men of the same age. The researchers found that these mental health conditions were associated with a much higher relative risk among young women than seen in other groups.
A recent White Paper published in the Canadian Journal of Cardiology analyzes the current understanding of genetics in atrial fibrillation and recommends screening for genetic heart disease in early onset AF cases. This may lead to identification of life-threatening ventricular cardiomyopathy and channelopathy syndromes, highlighting t...
Researchers used Google Street View to analyze built environment factors and found they can predict 63% of coronary heart disease variation between neighborhoods. Features like green spaces and walkable roads are associated with lower risk, while poorly paved roads with higher risk.
Researchers found a link between miscarriage and increased risks of developing gestational diabetes (44% higher) and pre-eclampsia (37% higher), but not with abortion. The study analyzed over 4 million pregnancies and suggests new ways to mitigate risks or prevent these conditions from progressing.
A study published in the Journal of the American Heart Association found that neighborhoods with more adversity have up to twice the increased risk of heart disease and stroke. The research highlights the complex interplay between social and environmental factors on health outcomes.
The study found that obesity rates have nearly tripled in adult men and doubled in women since 1990. The prevalence of malnutrition is now the most common form of malnutrition globally, affecting nearly 880 million adults and 160 million children. Obesity can lead to comorbidities like high blood pressure, heart disease, and diabetes.
Researchers found that statins altered macrophage response and suppressed inflammatory response in periodontal disease. The study suggests statins could improve gum health and reduce heart disease risk.
A team led by Kristina Petersen and Penny Kris-Etherton found that eating avocados daily significantly increased participants' adherence to dietary guidelines. The study suggested that using avocados as a substitute for refined grains and sodium may play a role in achieving improved diet quality.
Researchers found that patients with lung disease have a higher risk of developing heart disease, regardless of age or smoking status. The study, published in Orphanet Journal of Rare Diseases, suggests that Proteinase 3 enzyme may play a key role in this increased risk.
Young adults in Korea with ideal cardiovascular health had significantly lower risks of developing heart disease, stroke, and kidney disease. The study highlights the importance of achieving and maintaining ideal heart health during young adulthood to prevent these diseases.
A new study found that women with a history of adverse pregnancy complications can reduce their risk of developing heart disease by maintaining healthy lifestyle behaviors. The research, presented at the American Heart Association's 2024 meeting, used data from the UK Biobank to evaluate the association between Life's Essential 8 score...
A team of UMass Amherst engineers has developed a tissue-like bioelectronic mesh system that can simultaneously measure the electrical signal and physical movement of cells in lab-grown human cardiac tissue. This breakthrough device allows researchers to observe how the heart's mechanical and electrical functions change during developm...
A multi-institutional team is creating innovative technologies to reduce complications associated with left ventricular assist devices (LVADs), including infection, thrombosis, stroke, and bleeding. The new LVAD will deliver a physiological response to changes in the recipient's activity levels using a 'smart' Maglev drive technology.
A new study published in PLOS Medicine found that individuals with lower income or education levels are more likely to develop medical conditions related to alcohol abuse. The research suggests that these groups may benefit from additional screening by clinicians to evaluate their alcohol consumption and identify related conditions.
Researchers from NTU Singapore and the University of Toulouse discovered a link between ionophores, cellular ion balance, and inflammation. The study found that cells trigger an immune response when potassium ions fall below a certain level, releasing pro-inflammatory molecules.
Researchers identified six novel protein biomarkers associated with incident coronary heart disease in individuals with and without type 2 diabetes. The study found that these biomarkers may offer potential new approaches to prevention and treatment of CHD.
Researchers found that people who limited their eating to less than 8 hours per day were more likely to die from cardiovascular disease compared to those who ate for 12-16 hours. This contradicts previous research suggesting short-term benefits of time-restricted eating.
A potentially fatal parasite has been discovered in the Colorado River in California, affecting dogs and causing liver and intestinal illness. Researchers confirm the presence of Heterobilharzia americana, a flatworm that can be transmitted through snails and water, highlighting the need for awareness and precautions among dog owners.
A new study reveals that adults living in extreme poverty in LMICs have high rates of hypertension, diabetes, smoking, obesity, and dyslipidemia, yet are often untreated for these conditions. The findings challenge the common assumption that poverty protection against cardiovascular disease risk factors.
The chikungunya virus infects CD14+ CD16+ monocytes and affects proteins holding epithelial cells of the blood-brain barrier together. The study found severe alterations in coagulation cascade, hemodynamic damage in organs, and high levels of inflammatory cytokines.
A novel approach estimates metabolic activity and infers blood glucose levels from near-infrared measurements in commercial smartphones and smartwatches. The phase delay between oxyhemoglobin and deoxyhemoglobin signals closely relates to oxygen consumption during cardiac cycles, serving as a gauge for metabolism.
Children with amblyopia are more likely to experience hypertension, obesity, and metabolic syndrome in adulthood. The study found a correlation between amblyopia and increased risk of heart attack, even when other risk factors were taken into account.
Researchers aim to address LVAD shortcomings, reducing blood damage and clotting risk through innovative designs and coatings. A novel flexible stented blood inlet and slippery hydrophilic coatings will be used to prevent flow stasis and clot formation.
A large study found that adults who drank two liters or more of sugar- or artificially sweetened drinks per week had a higher risk of irregular heart rhythms. In contrast, drinking one liter or less of pure, unsweetened juice was associated with a lower risk of atrial fibrillation.
Researchers are developing minimally invasive techniques to repair and regenerate tissue in aortic aneurysms using actively targeted, drug-releasing nanoparticles. The team found that rod-shaped particles with high aspect ratios were selectively taken up by diseased endothelial cells, leading to improved therapy outcomes.
A study by UC San Francisco researchers found that daily cannabis users had a 25% increased risk of heart attack and a 42% increased risk of stroke compared to non-users. The study also found significant cardiovascular risks associated with cannabis use, including coronary heart disease and the combination of heart attack and stroke.
A large observational study found that frequent cannabis smoking is associated with a significant increased risk of heart attack and stroke. Daily use was linked to a 25% increased likelihood of heart attack and a 42% increased likelihood of stroke, while less frequent use also showed an increased risk of cardiovascular events.
A new vest can map electric impulses of the heart in fine detail, detecting abnormalities from a potentially fatal heart disease much earlier. The study found that the vest identified electrical changes among 1 in 4 individuals with a gene mutation for whom no signs of disease were detected via standard tests.
A new study found that frequent cannabis use is associated with a higher risk of heart attack and stroke, even after controlling for tobacco use and other cardiovascular risk factors. The study analyzed data from over 430,000 adults in the US and found that smoking cannabis was significantly linked to cardiovascular risks.
Long-term childhood cancer survivors face a significantly higher risk of death from heart-related events compared to the general public. Dyslipidemia and hypertension are key risk factors that should be treated earlier, with statins potentially providing increased protection.
Researchers found a higher risk of heart disease or stroke among patients who stopped taking aspirin, but no significant difference in major bleeding risk. The study suggests that patients already safely taking aspirin may continue to benefit from its use without increased risk.
New research reveals women's cardiovascular disease risks differ by age, lifestyle factors, and mental health conditions. Studies show sedentary behavior increases risk of death from all causes, while preeclampsia is linked to diet, highlighting need for targeted prevention strategies.
A new study finds that everyday discrimination can drive unhealthy coping behaviors like smoking, leading to increased heart disease risk. Research highlights the importance of considering multiple identities when studying health disparities and creating interventions.
Researchers decode underlying mechanisms of DCM, hippocampal neurotoxicity, and dysbiosis mediated AD progression using mass spectrometry imaging. The studies found metabolic changes in DCM rat hearts and regulation of CYPs in the hippocampus, providing new perspectives on treatment strategies.
Canadian healthcare leaders call for re-establishment of a national hypertension control program to reduce deaths and disabilities. The program aims to provide population-scale prevention methods, proven to save lives and reduce healthcare costs. Experts highlight the need for collaboration with governments and healthcare providers.
New research from the University of California San Diego found that men with a higher area of abdominal muscle have a greater risk of cardiac trouble. Men with the densest muscle in their abdominal cavity had about one quarter the risk of coronary heart disease later on.
A new study found that chronic exposure to PM2.5 is associated with increased risk of hospital admission for various cardiovascular conditions, particularly ischemic heart disease and cerebrovascular disease. The study suggests that lowering annual average PM2.5 levels could decrease overall cardiovascular hospitalizations by 15%.
Frequent consumption of ultra-processed foods in the US diet is associated with increased rates of colorectal cancer and other gastrointestinal diseases. This may be attributed to additives such as emulsifiers that can disrupt the balance of gut microbiota, leading to disease promotion.
A new study suggests that finasteride, a common hair loss and prostate drug, may also lower cholesterol levels and reduce cardiovascular disease risk in men. In mice, the researchers found significant correlations between finasteride use and lower cholesterol levels, as well as reduced inflammation and atherosclerosis progression.
A recent study by Cleveland Clinic researchers discovered a connection between elevated niacin levels and an increased risk of heart disease. The study found that high levels of 4PY, a breakdown product from excess niacin, were strongly linked to the development of heart attacks and strokes.
Researchers optimized polygenic risk scores using ancestrally diverse genomic data to improve accuracy across diverse populations. The recalibrated tests provided a more accurate assessment of disease risk for individuals with varied ancestral backgrounds.
Researchers at Mayo Clinic shed light on the biology of zombie cells and their link to aging-related health issues. A study found that specific senescent biomarkers can predict mortality beyond chronological age and chronic disease presence.
A study published in Nature Cardiovascular Research reveals that a dynamic synergy between cell types facilitates cardiac renewal, challenging existing paradigms. Targeting the microenvironment rather than specific cell types is key to healing injured hearts.
A new study found that women with migraines and long-term hot flashes or night sweats are at increased risk of heart disease and stroke. However, the research suggests that focusing on prevention and correcting unhealthy habits can help most women mitigate this risk. Women who have experienced both migraines and vasomotor symptoms for ...
A new study has found that anabolic steroid use can increase the risk of atrial fibrillation in individuals with existing genetic predisposition to heart diseases. Researchers discovered that testosterone and other male sex hormones used for muscle building can lead to electrical problems in the heart, particularly in young men.
A new American Heart Association scientific statement emphasizes the need for increased awareness of heart disease as a major health risk for women, particularly those with pregnancy complications. Early detection and treatment of risk factors may help prevent future heart attack, heart failure, and stroke.
Researchers identified mechanisms that cause ponatinib to harm the heart and found a promising treatment that could reverse this process. The treatment protects heart cells without diminishing the tumor-fighting efficacy of the drug.
A new study by Boston University School of Public Health found that many excess mortality rates from chronic illnesses were driven by COVID-19 infections, contradicting previous claims. The study estimated 1.2 million excess natural-cause deaths in US counties during the pandemic, with 163,000 uncounted COVID-19 deaths.
Researchers discovered that women with high-risk HPV infection have a significantly increased risk of blocked arteries, heart disease, and stroke. The study highlights the importance of monitoring cardiovascular health in patients with high-risk HPV, particularly those with obesity or other risk factors.
Research reveals that males born to obese mothers are more likely to be overweight at birth and develop metabolic complications in later life. The study suggests that male sex hormones play a crucial role in the development of the liver, which can lead to health issues if activated too strongly.
Researchers at University of Virginia Health System developed a new approach to machine learning that identifies drugs minimizing harmful scarring after heart attacks. The tool predicts and explains drug effects for other diseases as well.
A new study found that people with drug-related cardiac arrests in the U.S. were more likely to be younger and have fewer coexisting health conditions compared to non-drug-related cardiac arrests, which was a surprising finding given the increasing number of overdose deaths.
New research confirms a concerning trend erasing a decade of progress in reducing mortalities from heart disease and stroke. The US cardiovascular disease death rate rose by 9.3% from 2020 to 2022, with over 228,000 more CVD deaths than expected if pre-2020 trends continued.
Researchers at Duke University successfully introduced a mutated BRAF gene into rat heart tissue, inducing growth and cell division. However, the approach was associated with significant loss of contractile strength, highlighting the need for precise control over gene activation and delivery.