Punching back: Rock Steady Boxing helps improve the quality of life of those with Parkinson’s disease

Rock Steady Boxing participants and their coaches pose for a group picture Friday after one of their classes at Waiakea Recreation Center Boxing Gym in Hilo.
John Rozett boxes with Travis Santiago Friday during Rock Steady Boxing at Waiakea Recreation Center Boxing Gym in Hilo.
Candace Besse boxes with Terri Cronister Friday during Rock Steady Boxing at Waiakea Recreation Center Boxing Gym in Hilo.
Dave Cronister boxes with gym recreation director Shannon Ochi Friday during Rock Steady Boxing at Waiakea Recreation Center Boxing Gym in Hilo.
Ray Chang boxes with gym recreation director Shannon Ochi Friday during Rock Steady Boxing at Waiakea Recreation Center Boxing Gym in Hilo.
Marlene Goodwin throws a left Friday during Rock Steady Boxing at Waiakea Recreation Center Boxing Gym in Hilo.
Herb Kiyabu boxes with wife June Friday during Rock Steady Boxing at Waiakea Recreation Center Boxing Gym in Hilo. (Photos by HOLLYN JOHNSON/Tribune-Herald)

HILO — Boxing gloves up and at the ready, Marlene Goodwin bounces up and down on her feet Friday morning at the Waiakea Recreation Complex, ready for the workout to begin.