Physical Activity and Incident Heart Failure in High‐Risk Subgroups: The ARIC Study

Background Greater physical activity ( PA ) is associated with lower heart failure ( HF ) risk. However, it is unclear whether this inverse association exists across all subgroups at high risk for HF , particularly among those with preexisting atherosclerotic cardiovascular disease. Methods and Results We followed 13 810 ARIC (Atherosclerosis Risk in Communities) study participants (mean age 55 years, 54% women, 26% black) without HF at baseline...