A new 10-point system helps neurologists determine if clot-dissolving therapy is safe and effective for stroke patients. The scale assesses brain damage from front to back, providing more accurate diagnosis and treatment decisions.
A study published by the American Heart Association found that Mexican Americans have a higher risk of stroke, particularly among younger adults. The researchers also discovered that obesity and physical inactivity are major risk factors for stroke in this population.
Research suggests that people with E-4 variant of the apo gene are at high risk for developing Alzheimer's disease and vascular diseases. The study found significant differences in brain volume and white matter abnormalities between those with and without the gene variant, suggesting a link to silent strokes and cognitive decline.
A new study finds that certain brain cells can be stimulated to regenerate following a stroke, potentially treating memory disorders in stroke patients. Researchers discovered a 12-fold increase in the birth of new cells in rodents after stroke, which may lead to rewireing the brain and helping survivors recover lost memory function.
Researchers have successfully transplanted laboratory-grown neuronal cells into the brains of seven stroke patients, with some showing small improvements in motor skills and speech. The therapy, developed by scientists at the University of Pittsburgh Medical Center, aims to restore lost motor skills and has been deemed safe so far.
A new study found that only half of stroke survivors can return to work within six months, with physical disability being the major predictor. Factors such as gender, ethnicity, and depression do not appear to impact an individual's ability to return to work after a stroke.
Stroke patients in rural areas are being transported to comprehensive stroke medical centers via helicopters, where they can receive life-saving treatment and reduce disability. The study found that all five TPA-treated patients survived, with two having excellent outcomes and one major deficit.
A new experimental drug derived from snake venom, ANCROD, has shown promising results in reversing the physical and mental effects of stroke. In a 500-person trial, 42% of patients treated with ANCROD within three hours of stroke onset recovered their previous faculties.
The CIBIS-II trial found that beta-blockers significantly reduced deaths from all causes by 34 percent and sudden deaths by 44 percent among patients with mild or moderate heart failure. The results support the use of beta-blockers in treating stable patients with this condition.
Researchers found that diets rich in fruits and vegetables reduce lipid oxidation, protecting against atherosclerosis. The study, part of the DASH clinical trial, showed participants who ate more fruits and veggies had lower breath ethane levels, indicating increased antioxidant protection.
A recent study by the American Heart Association found that women with heart disease are more likely to experience chest pain during mental stress. The study tested the effects of psychological stress on ischemic heart disease and found that heart rates increased twice as much among participants who reported chest pain.
The new guidelines provide recommendations for diagnosing and treating heart valve disease, covering common disorders such as mitral valve prolapse and aortic stenosis. It also addresses rare ailments, provides advice on evaluating and treating adults, teens, and pregnant women with defective valves.
A recent study found that almost three in five smokers who undergo heart surgery continue to smoke after their procedure. Researchers examined 1,829 individuals who had bypass surgery or angioplasty and found that younger patients, African Americans, and those with a prior history of heart attack were more likely to be 'die-hard' smokers.
The study found that obesity significantly increases the risk of developing coronary heart disease, with risks rising from 35% for non-obese men to 46% for severely obese individuals. The expected lifetime costs of heart disease are also higher for obese individuals, ranging from $6,000 for mildly obese men to $16,400 for severely obes...
A survey of preschoolers found that those from smoke-free homes were less likely to want to smoke later in life. Children who saw pictures of smoking characters like Joe Camel incorrectly associated them with smoking, highlighting the influence of early exposure on attitudes towards smoking.
A study found that a gene called apolipoprotein E (apo)E influences blood cholesterol levels and predicts how much those levels are affected by weight gain, smoking, and other lifestyle factors. People with the apoE-2 variant have a beneficial cholesterol profile, but risk factors like smoking and obesity can negate this benefit.
A recent study by the American Heart Association found that physical activity significantly reduces the risk of stroke in individuals aged 45-64. Those who were more active at work had a 49% lower risk, while those with high levels of sports activity had a 23% reduced risk.
A study by Jane E. Freedman found that purple grape juice inhibits platelet aggregation, reducing blood clotting risk and improving cardiovascular health. The flavonoid quercetin was also shown to have antioxidant properties, preventing the inactivation of nitric oxide.
A new surgical procedure that repairs the mitral valve may help extend and improve lives of people with severe CHF, offering an alternative to heart transplantation. The operation has shown promising results, with one-year survival rates reaching 80% and two-year survival rates at 70%.
A new study suggests that even moderate physical exertions can lead to dangerous shortages in blood supply to the heart, increasing the risk of a heart attack. The research found that routine daily activities such as driving, housework, and yard work can trigger ischemia, a condition characterized by a sudden stoppage of blood flow.
A study suggests that changes in temperature and atmospheric pressure may increase the risk of heart attack in men. Research found a significant association between extreme weather conditions and fatal and nonfatal heart attacks, particularly among those with previous heart attacks.
A recent study found that high levels of inflammation can impede the effectiveness of clot-busting treatment after a heart attack. Individuals with elevated C-reactive protein levels had slower responses to thrombolytic therapy, resulting in delayed revascularization and increased damage to the heart.
A 12-year study of doctors found that men who ate a diet rich in nuts had a decreased risk of dying from heart disease. In another study, people eating an oat-rich diet had lower blood pressure and reduced cholesterol levels.
The REACT trial found a median delay of 2.2 hours, far lower than most U.S. studies have found, indicating an improvement in patients seeking care earlier. This decline is attributed to increased awareness and education about heart attack symptoms and the need for rapid action.
A new study by Merrill F. Elias and colleagues found that individuals with one or more risk factors for heart disease, such as diabetes, obesity, and smoking, are more likely to experience cognitive decline, including memory and learning impairments.
A study suggests that adding 4 cents to ticket prices in professional sports venues could cover the cost of automated external defibrillators and training staff, potentially saving thousands of lives. The estimated annual attendance at major league football, basketball, baseball, and hockey games is over 120 million.
A new study reports a significant increase in rheumatic fever cases in the Utah area, with over two-thirds of patients showing no history of sore throat. The disease, which can lead to permanent heart valve damage, is on the rise again, sparking concerns among medical professionals.
Researchers find that a protein called Rb can keep heart cells 'dormant', preventing them from dividing and causing damage. By activating a related protein MRP1, scientists hope to induce heart cells to multiply and replace damaged ones, offering new gene therapy possibilities for treating heart disease.
Researchers have successfully tested an implantable device called Atrioverter to treat atrial fibrillation, a condition that can lead to stroke. The device restored normal rhythm in 96% of treated individuals, offering a new treatment option for those prone to irregular heartbeats.
A new study found no significant differences between men and women in terms of in-hospital deaths and five-year survival rates after cardiac bypass surgery or angioplasty. The results suggest that the outcome for women undergoing revascularization is improving, despite previous studies showing poor outcomes.
The HERS study found that hormone replacement therapy (HRT) increased risk of non-fatal heart attacks and death in postmenopausal women with established heart disease. In the three-year follow-up, more deaths from heart disease occurred in the HRT group than in the untreated group.
A decline in deaths from congestive heart failure (CHF) has been observed among older adults in the US between 1988 and 1995. The greatest drop was seen in black adults, likely due to improved treatment strategies advocated by the American Heart Association, including earlier identification and better medication adherence.
New research suggests that US high school athletes' cardiovascular screenings are insufficient, leaving them vulnerable to potentially fatal heart problems. The American Heart Association's guidelines for screening young athletes were issued in 1996 and have not been updated since.
Researchers found a correlation between multiple cardiovascular risk factors and the severity of atherosclerosis in children and young adults. Selective screening for high-risk individuals is recommended. Healthy lifestyle choices, such as diet and exercise, are crucial to preventing coronary heart disease.
A new study reveals that body fat is significantly associated with increased blood pressure, particularly in women. Researchers found that those who gained more fat over time also experienced higher increases in blood pressure.
Research found genetic make-up plays a significant role in determining individual responses to cholesterol-lowering drugs like Lovastatin. A gene variant associated with unresponsiveness was identified, suggesting that 1 in 12 individuals may not benefit from the treatment.
A recent study published by the American Heart Association suggests that sex differences in heart disease risk may be attributed to an enzyme called hepatic lipase. Hepatic lipase activity was found to be higher in men than women, and researchers believe this enzyme plays a crucial role in lipid metabolism.
Regular cigar smokers face almost double the risk of dying from all forms of cancer combined and certain circulatory conditions, including hypertensive heart disease and cardiomyopathy. Cigar smoke contains toxins such as carbon monoxide, benzene, and nicotine, which can lead to these health risks.
A study by Deborah R. Young found that t'ai chi lowered systolic blood pressure in sedentary older adults, with significant effects seen after six weeks of exercise. The benefits were comparable to those achieved through moderate-intensity aerobic exercise.
Researchers have found a genetic component to blood clotting abnormalities that increase the tendency of forming dangerous clots on the inside lining of blood vessels. The studies suggest that genetic variations in certain genes may contribute to increased risk of heart disease and stroke.
Studies have consistently shown that long-term cigarette smoke exposure increases cardiovascular risk factors among non-smokers. Research by the American Heart Association reveals a significant association between passive smoking and higher rates of heart disease and stroke.
The American Heart Association's Epidemiology and Prevention Conference in Santa Fe, New Mexico, from March 19-21, 1998, explored innovative approaches to preventing heart disease. The conference highlighted new therapeutic targets, such as lipoprotein (a) and small dense LDL cholesterol, as well as the role of genetics in blood clotti...
A study found that individuals taking nisoldipine had a higher rate of fatal and non-fatal heart attacks compared to those taking enalapril, sparking concerns about the safety of calcium antagonists for certain populations. The American Heart Association advises against panic and emphasizes the need for consultation with physicians.
Elevated homocysteine levels in blood are associated with increased risk of heart attack and stroke. Vitamin supplementation, particularly folic acid, may lower homocysteine levels and reduce cardiovascular disease risk.
Recent studies indicate that genetic variants, such as apoE4 and LDL subclass pattern B, can significantly impact an individual's cholesterol response to a low-fat diet. Individuals with these genetic predispositions may require specific dietary modifications to effectively manage their cholesterol levels and heart disease risk.
Recent research highlights the strong influence of genes on individual variations in response to diet, influencing predisposition to obesity and atherosclerosis. Genetic analysis may lead to tailored diet plans and drug regimens for heart disease and stroke prevention.
Researchers have created mouse models with induced mutant lipoproteins to study atherosclerosis, providing insights into the genes responsible for human diseases. The study reveals that breeding prone traits onto different strains has helped identify differences in susceptibility and resistance genes.
The study used identical twins to investigate the role of genes in individual differences in response to chronic overfeeding. The results showed significant similarity within pairs for body weight, fat distribution, and insulin levels, but reduced similarity when accounting for total body fat.
A five-month public awareness campaign significantly improved people's knowledge of stroke warning signs, with a notable increase in awareness among women. In contrast, men showed little change in their understanding of stroke warning signs.
Researchers found that a vitamin supplement with folic acid, B-6, and B-12 reduced homocysteine levels and improved biochemical markers in the blood of 27 patients who had suffered a stroke. The study suggests that lowering homocysteine may have multiple biological effects on endothelial cells.