(Patcharapong Sriwichai/iStock via Getty Images) Extreme temperatures – both hot and cold – may increase the risk of dying for people with cardiovascular disease, especially those with heart failure, new research shows. The study, published Monday in the American Heart Association journal Circulation, analyzed more than 32 million cardiovascular deaths over four decades in 27…

(Courtney Hale/E+ via Getty Images) Using complementary and alternative medicines to manage heart failure symptoms offers some benefits but also risks, according to a new science report from the American Heart Association. The scientific statement, published Thursday in the AHA journal Circulation, encourages people to disclose their use of such treatments to their health care…

(Sebastian Kaulitzki/Science Photo Library via Getty Images) Lea en español An abnormal buildup of fat in the liver not caused by alcohol may greatly increase the risk of heart failure, according to new research. Nearly 1 in 4 adults in the U.S. has a condition known as nonalcoholic fatty liver disease, or NAFLD. Scientists already…

(FG Trade/E+ via Getty Images) Lea en español People with heart disease who forego annual flu vaccination for fear of having an adverse reaction may wish to reconsider. New research finds individuals with high-risk heart disease who experience mild to moderate side effects are less likely to be hospitalized for heart or lung problems or…

(Catherine McQueen/Moment via Getty Images) Lea en español Chest pain and shortness of breath may offer distinct warnings of future heart problems over 30 years’ time, according to a new study. Chest pain accounts for more than 6.5 million visits to U.S. emergency rooms each year. Yet little research has looked at what it might…

(Westend61 via Getty Images) Marital stress – especially if it’s severe – may make it harder for younger adults to regain good physical and mental health following a heart attack, increasing the likelihood for chest pain and hospital readmission, a new study suggests. “Health care professionals need to be aware of personal factors that may…

(Amanda Cassingham-Bardwell/iStock via Getty Images) Gene abnormalities may make some people more susceptible to myocarditis, a rare type of heart inflammation that can affect young people and athletes, a large new study shows. The findings, published Monday in the American Heart Association journal Circulation, could partially answer why otherwise healthy young people sometimes develop a…

(Suze777/iStock via Getty Images) After having a heart attack, people with autoimmune disease are more likely than others to die or experience further serious heart problems, including a second heart attack, new research finds. The study, published Wednesday in the Journal of the American Heart Association, helps fill a gap in what’s known about the…

(FatCamera/E+ via Getty Images) Lea en español Symptoms of cardiovascular problems run the gamut. Some – like chest pain during a heart attack or a droopy face during a stroke – are sudden and severe, while others last years with varying intensity. Factors such as sex, cognitive function and depression can complicate the recognition or…

(Daniel Kaesler/EyeEm via Getty Images) A massive new study spotlights the toll methamphetamine use may take on heart health, suggesting men, people with kidney disease and those with high blood pressure are especially at risk. The findings, published Monday in the Journal of the American Heart Association, indicated people who used meth faced a 32%…