Research on blood pressure and its control. Covers intensive control and dementia, cardiovascular benefits, wearable ICU monitoring, and self-measurement.
A new study found that propranolol, a medication for high blood pressure, can lower anxiety levels in individuals with autism spectrum disorder. The study involved 69 patients and showed significantly reduced anxiety levels compared to a placebo group.
Researchers found a decade-long decline in blood lead levels among American Indian adults was correlated with long-term cardiovascular health benefits, including reduced systolic blood pressure. The study suggests that even small decreases in blood lead levels can have meaningful health outcomes.
New research from the University of Bristol found that exposure to high humidity and temperature during pregnancy can influence blood pressure changes in children. The study analyzed over 7,000 participants and found a steeper increase in blood pressure with higher relative humidity and a slower increase with higher temperature.
Researchers from Brazil have discovered two novel peptides with biotechnological potential in the venom of the pit viper Cotiara and the South American bushmaster. The peptides, including Bc-7a and Lm-10a, show promise as potential treatments for high blood pressure.
A study of 100 adults found a significant link between poor sleep quality and higher systolic blood pressure, kidney function impairment, and liver function issues. The research highlights the potential of home-based electroencephalography for assessing sleep quality.
Research found that having high cholesterol and blood pressure before age 55 significantly increases the risk of heart disease in later life. The study's results show a lasting impact on cardiovascular health, even if levels are lowered subsequently.
Researchers developed a physics-based metric to predict aortic aneurysm development, measuring 'fluttering' in blood vessels. The 'flutter instability parameter' forecasted abnormal growth three years prior to occurrence with 98% accuracy.
Researchers from Tokyo Medical and Dental University found that people admitted to the hospital for acute hypertension are increasingly likely to need urgent kidney dialysis or die in the hospital. The study's lead author notes that patients with certain traits, such as being younger, male, or overweight, are high-risk groups.
A randomized trial found that unfiltered traffic-related air pollution caused a rapid and significant increase in blood pressure, which persisted for more than 24 hours. The study suggests that effective cabin air filtration may reduce the negative effects of air pollution on blood pressure.
Researchers found that breathing unfiltered highway air significantly increases passengers' blood pressure during rush-hour traffic. The study's findings suggest a complex mechanism by which traffic-related air pollution interferes with blood pressure regulation.
Multimodal neuromonitoring (MNM) tracks blood flow, pressure, oxygen and glucose levels in the brain to inform treatment decisions. MNM has improved clinical outcomes for patients with severe traumatic brain injuries at the University of Cincinnati.
A new strategy that trains healthcare providers to deliver team-based care has been found to significantly lower blood pressure in low-income patients compared to usual care methods. Patients treated by the multi-faceted approach saw a mean systolic blood pressure drop of 16 mmHg, while those in the usual care group saw a 9 mmHg drop.
The study aims to test two interventions to lower blood pressure in stroke survivors, including telehealth and in-person clinic management. Over 1,550 participants will be enrolled, with a focus on under-represented populations at higher risk for recurrent stroke.
A study led by Brown University researchers found that mindfulness-based blood pressure reduction programs improve health behaviors associated with lower blood pressure. Participants in the program showed significant improvements in adherence to a heart-healthy diet and self-awareness, which influences dietary choices.
Scientists have discovered a genetic pathway between the heart and brain tied to fainting, suggesting that the heart sends signals back to the brain that can change its function. The study found that vagal sensory neurons play a key role in fainting, with their activation leading to rapid pupil dilation, suppressed heart-rate and breat...
A 32-year study of 820 adults found high blood pressure variability in late life increased dementia risk, but had little effect on midlife risk. The results suggest blood pressure variability may be a key indicator of dementia risk in older age.
A new study from the University of Copenhagen demonstrates that 10-20-30 interval training is effective for improving running times and overall fitness, even at 80% sprint intensity. This type of training benefits both blood pressure and cholesterol levels.
A new hormone replacement therapy, Pulsatility, has shown promising results in improving symptoms and quality of life for patients with adrenal insufficiency conditions. The treatment, which delivers hydrocortisone in a pulsatile pattern, decreased fatigue by 10% and improved mood and energy levels by 30%.
A new American Heart Association advisory introduces the concept of cardiovascular-kidney-metabolic (CKM) syndrome, which affects nearly every major organ. The approach highlights the importance of screening for CKM-related conditions and addressing social factors to prevent progression.
Research reveals increased sympathetic nerve activity and reduced exercise capacity in patients with heart failure resulting from anthracycline chemotherapy. Sympathetic neural overdrive is associated with skeletal myopathy and decreased cardiac function.
A pharmacist-led intervention has been shown to improve medication adherence among Latinos with type 2 diabetes, leading to significant reductions in blood sugar levels. The study found that patients who interacted with a pharmacist had an average 0.45% reduction in blood sugar, while systolic blood pressure remained unchanged.
The study reveals that NO forms a new compound, NO-ferroheme, which significantly expands blood vessels and directly activates guanylyl cyclase. This finding challenges the long-held hypothesis on nitric oxide signalling in blood vessels.
A recent study published in JAMA found that lowering blood pressure after mechanical clot removal may not be safe or effective among patients with acute ischemic stroke. Researchers recommend allowing blood pressure to auto-regulate after endovascular treatment, but individualized approach may be necessary for specific conditions.
A new study found that people who received free produce prescriptions experienced increased fruit and vegetable consumption, leading to improved body mass index, blood sugar, and blood pressure levels. This research suggests that produce prescription programs may be an effective way to address food insecurity and promote health.
Researchers have identified four specific factors that can predict atrial fibrillation, a condition that increases stroke risk by up to five times. The team developed an easy-to-use tool for doctors to identify high-risk patients, which may lead to targeted treatment and reduced future strokes.
A new research case study published in The Lancet highlights the need for greater awareness of the 'blue legs' symptom associated with Long Covid. Acrocyanosis, a venous pooling of blood in the legs, can be a symptom of dysautonomia and postural orthostatic tachycardia syndrome (POTS) in patients with Long Covid.
A randomized crossover trial involving 195 adults showed that using a regular cuff size resulted in inaccurate BP readings. The study emphasizes the need for individualized cuff selection to ensure accurate blood pressure measurements.
Researchers at Massachusetts General Hospital developed a method to monitor critically ill patients with circulatory shock, which may help control blood pressure and heart function. The new approach uses tissue perfusion pressure to predict patient risk of death, length of hospital stay, and peak blood lactate level.
A study published in Stroke found significant disparities in stroke risk factors between Black and non-Black adults. However, after one year of intensive medical intervention, some risk factors were reduced in Black adults.
The study reveals altered magnitudes and coherence between oscillations in brain vasculature and brain waves in older adults. This finding has significant implications for the assessment of Alzheimer's disease and monitoring of neurodegenerative disorders.
A new study published in the American Journal of Preventive Medicine finds that home blood pressure monitoring can reduce cardiovascular events by 4.9% and stroke cases by 3.8% over 20 years, leading to cost savings and improved health outcomes for underserved populations.
Researchers identified six distinct blood pressure trajectories in the first half of pregnancy that accurately predicted preeclampsia and gestational hypertension. These early predictions worked equally well across different racial groups, with three patterns identifying 74% of patients at risk.
A deep learning-based model developed in 7,105 patients predicted 30-day all-cause mortality in patients with CAP with AUCs ranging from 0.77 to 0.80. The model showed higher specificity than the CURB-65 score at the same sensitivity.
Research from University of Illinois Chicago found water fasts spur noticeable short-term weight loss, but metabolic benefits disappear soon after fast ends. Participants lost 4-10% of their weight during the fast, and some gained back the lost weight within three months.
Peripheral artery disease (PAD) disproportionately affects Black adults, with higher rates of diagnosis and poor outcomes. Low-cost, routine testing can help reduce disparities and health care costs by identifying individuals at risk and providing preventive measures.
Researchers at The Hospital for Sick Children identified high densities of variants linked to blood pressure genes in the non-coding genome. The study uses massively parallel reporter assay technology to examine genetic variants and provides a functional map of regulators of blood pressure genes.
A randomized clinical trial found that peer health coaching improved mental health-related quality of life in veterans with cardiovascular disease risks. The study suggests a peer-support model integrated into primary care can lead to well-being improvements beyond blood pressure control.
A new study published in Hypertension found that oral estrogen hormone therapy may increase the risk of high blood pressure in women, while transdermal and vaginal formulations appeared to have a lower impact. The research involved over 112,000 women aged 45 years and older who took estrogen-only hormone therapy.
Researchers at the University of Arizona studied the impact of grief on heart function and found a significant association between grief severity and elevated systolic blood pressure response. Grief can cause a marked rise in blood pressure, increasing the risk of cardiac events.
A retrospective cohort study of over 66,000 older adults found that intensive antihypertensive treatment during hospitalization was linked to greater risk of adverse events. Treating asymptomatic elevated blood pressure in hospitalized patients may not be necessary and could lead to overtreatment.
A low-cost clip attachment uses a smartphone's camera and flash to monitor blood pressure, making it easy and affordable for resource-poor communities. The technology was tested on 24 volunteers and showed comparable results to traditional blood pressure cuffs.
A new combination treatment for brain hemorrhage significantly improves survival rates and reduces disability. The INTERACT3 study shows a Care Bundle of readily available treatments can improve outcomes, particularly in low- and middle-income countries where most cases occur.
Increasing physical activity, particularly daily 20-minute walks, can improve cardiovascular health and reduce disparities in heart health. Despite this, only one in four American adults meet the recommended physical activity levels, with certain groups facing additional barriers to accessibility.
A new Northwestern University study finds that CT scans are more effective than genetics in predicting the risk of heart disease in middle-aged individuals. The study used data from over 3,200 adults and found that adding CT scan data to conventional risk factors improved the accuracy of risk prediction.
Researchers found that focusing on satiety and satiation through the consumption of fruits and vegetables can lead to better weight loss outcomes. Both diet programs increased levels of satiation and satiety among participants, as well as promoting better quality of life and emotional well-being.
Researchers at UC San Diego have created a wearable ultrasound system that can monitor deep tissue vital signs continuously, even in subjects on the go. The device uses machine learning to track movement and adjust its focus, providing real-time cardiovascular data.
A new study found that lesbian and bisexual women are less likely to have ideal cardiovascular health scores compared to heterosexual women. In contrast, gay and bisexual men were more likely to have ideal cardiovascular health scores. The study highlights the need for prevention strategies among sexual minority adults in France.
The study used magnetic resonance imaging (MRI) to measure acute pressure changes inside the heart, discovering that pressure increases when patients receive a specific medication called adenosine. This technology can help doctors better diagnose and monitor patients with heart disease and heart failure.
Researchers analyzed data from over 20,000 US adults, finding that those who lost at least 5% of their body weight showed higher diet quality and more moderate physical activity. However, the study also found that many individuals relied on unsustainable non-evidence-based approaches for weight loss, highlighting the need for a paradig...
A study of 4,791 patients found that taking ACE inhibitors and angiotensin receptor blockers for at least six months prior to ICU admission did not lower the prevalence of delirium. Chronic high blood pressure is a risk factor for ICU-acquired delirium.
Strokes can be largely prevented through education and lifestyle changes, such as moving more, healthy eating, and managing blood pressure. The American Stroke Association is launching a digital tool to educate people on stroke warning signs and risk factors, particularly for diverse populations.
The American Heart Association scientific statement rates how closely popular dietary patterns align with its guidance for heart-healthy eating. The statement evaluates 10 categories of diets, scoring them from 31 to 100 based on their alignment with the guidance, with some diets receiving high scores while others need improvement.
A new study published in the Journal of the American Heart Association found that U.S. adults who experienced workplace discrimination were more likely to develop high blood pressure. The research, which analyzed data from over 1,200 adults, suggests that work-related stress due to discrimination may be an emerging risk factor for card...
A new study published in JAMA Network Open found that intensive blood pressure treatment significantly reduces the risk of adverse cerebrovascular events such as stroke. Participants with hypertension who received intensive treatment showed reduced white matter lesions and improved blood flow, indicating better overall brain health.
A growing number of states have implemented policies to cover outpatient hemodialysis for undocumented immigrants with kidney failure. This expansion may be due to increased awareness of poor outcomes with emergency hemodialysis and advocacy efforts. The move towards covering dialysis in all 50 states is called for by experts, who also...
A KAIST research team has developed a highly sensitive, wearable piezoelectric blood pressure sensor for continuous health monitoring. The sensor's accuracy meets international standards, with errors within ±5 mmHg and a standard deviation under 8 mmHg for both systolic and diastolic blood pressure.
Researchers used a novel machine-learning technique called causal forest, which found that treating individuals with high estimated benefits provided better population health outcomes than the traditional high-risk approach. This approach targets those with high blood pressure and could lead to more effective treatment strategies.
A new study from Uppsala University found that patients can experience twice as much improvement in blood pressure by changing medication as they would by doubling their current dose. The study, involving 280 patients and testing four different blood pressure-lowering drugs, challenges the conventional strategy of recommending equally ...
A new 'enhanced primary care' model has been found to be effective in reducing blood pressure and hemoglobin A1c levels among patients with severe mental illness. The study, conducted at UNC WakeBrook, showed significant improvements in screening for people with severe mental illness compared to usual primary care.
A systematic review of clinical trials found that strength training with moderate to vigorous intensity, two or three times a week, can significantly lower blood pressure in hypertensive patients. The study analyzed over 21,000 scientific articles and concluded that effective results appeared around the twentieth training session.