Courtesy: Guy's and St Thomas' HospitalFitness coach Joe Wicks has teamed up with the NHS to create a dedicated workout video for people with Parkinson's disease.Parkinson's symptoms can cause involuntary shaking of parts of the body, slow movement and stiff or inflexible muscles.

Courtesy: Guy's and St Thomas' HospitalFitness coach Joe Wicks has teamed up with the NHS to create a dedicated workout video for people with Parkinson's disease.Parkinson's symptoms can cause involuntary shaking of parts of the body, slow movement and stiff or inflexible muscles.