Kristy Rose Follmar spars with a class participant during a workout at Rock Steady Boxing in Indianapolis, Tuesday, April 9, 2013. Rock Steady boxing is a unique nonprofit gym that, since 2006, has offered a uniquely effective form of physical exercise to people who are living with Parkinson's. (AP Photo/Michael Conroy)INDIANAPOLIS (AP) — When Mary Yeaman used to be identified with Parkinson's disease in 2006, she may barely deliver herself to go away her house. Her muscle groups had been vulnerable, and she or he used to be having a difficult time coping.