Gill Jeffrey said pickleball had helped the mobility in her legs "tremendously" [Jamie Niblock/BBC] A woman who was "shattered" after receiving a Parkinson's diagnosis said her wheelchair was never coming out of the shed again after feeling the benefits of pickleball sessions for people with the condition. After her diagnosis eight years ago, Gill Jeffrey relied on mobility aids. However, she said pickleball at Hingham Sports Centre, Norfolk, had helped her legs "tremendously".