Mosley, A. D., Romaine, D. S., & Samii, A. (2010). The Encyclopedia of Parkinson's Disease. Infobase Publishing.

Changing direction, or turning, becomes a challenge for many people with Parkinson’s and is a function of movement during which the risk for falling is high. The person with Parkinson’s attempts to accommodate the loss of these abilities by using small, shuffling steps to move in an arc when changing direction.

changing direction