New research from the University of Wisconsin-Madison reports that 77 percent of the U.S. population has adequate access to exercise opportunities. According to the study, the top 10 percent of counties had accessibility levels of 85 percent or greater. Statewide access varied from 46 percent in Mississippi to 91 percent in Maryland, with 100 percent of District of Columbia residents having access. Greater access to exercise opportunities occurred in northeastern and western states compared with southwestern and southeastern states. Continued at MedicalNewsToday>>