(Robert Landau/Corbis Documentary, Getty Images) Exposure to ozone, the main ingredient in smog – even at levels below federal safety standards – may increase the risk of going into cardiac arrest, new research shows. Researchers analyzed records of air pollution concentrations in the neighborhoods of more than 187,000 people who had cardiac arrests outside the…

(Sebastian Kaulitzki/Science Photo Library, Getty Images) People with heart failure who eat a diet high in foods that cause inflammation are twice as likely to end up in the hospital or die as those who eat foods known to reduce inflammation, new research shows. “If people with heart failure can reduce the amount of pro-inflammatory…

(VeselovaElena/iStock, Getty Images) Lea en español The football teams taking the field on Thanksgiving will bring shrewd strategies and meticulous game plans to make sure they finish the day healthy and successful. As we tackle one of the year’s biggest feasts, should we do the same? On the one hand, it’s just one day. “If…

(TanyaJoy/iStock, Getty Images) To stay healthy, don’t just watch what you eat – watch when you eat it. New research is driving that point home by looking at the impact of changes in meal timing from day-to-day and from weekday-to-weekend. Those changes were associated with several important heart health risk factors, including changes in waist…

(svetikd/E+, Getty Images) Lea en español As the pandemic crashes into the holidays, fewer of us may be getting together with family and friends to celebrate the season. But the bonds of friendship remain key to emotional – and physical – health. “People already recognized that lifestyle factors like exercise and diet and sleep influence…

(Pekic/E+, Getty Images) Lea en español You might assume that portraying video games as bad for your health would be as easy as shooting ducks on an old Nintendo. Even a professional gamer like Noah “Nifty” Francis, 22, admits players aren’t known for having great habits. Francis, who plays Counter-Strike: Global Offensive for the Dallas-based…

On March 1, 2019, Alfredo Fresnedo had a weird feeling in his stomach on the way to work as a real estate agent. He dismissed it as lingering effects of the stomach virus he’d had the week before that had left him unusually weak. As the symptoms faded away, he drank some water, got to…

(oatawa/iStock, Getty Images) Combine the vast power and reach of social media, the unlimited resources of websites and apps, and the unquenchable thirst for health information and motivation. The result is a powerful tool for researchers, health care providers and patients. But like many aspects of the internet, it can be a mixed blessing. “Social…

(LaylaBird/E+, Getty Images) Most people realize getting medical help quickly is crucial in response to a heart attack or stroke. But it’s important to know the signs so you can act. “It is an emergency. People need to call 911,” said Dr. Erin Michos, associate director of preventive cardiology at the Johns Hopkins Ciccarone Center…

(margouillatphotos/iStock, Getty Images) This story is part of Eat It or Leave It?, a series that provides a closer look at the pros and cons associated with certain foods and drinks – and cooking options if you decide to eat them. Grapefruit looks sweet and friendly, but you might have heard it possesses powers far…