Qigong exercise may improve sleep quality and gait performance in Parkinson's disease: a pilot study.

Purpose: Parkinson's disease (PD) involves a variety of motor and non-motor symptoms, several of which, including gait abnormalities and sleep disorders, are generally not adequately managed with standard therapy. This study aimed to determine the impact of Qigong as a potential complementary therapy in the management of gait and sleep-related symptoms in PD.

Methods: Seven subjects (aged 66.