Decrease in Upright Postural Sway from Open to Closed Eyes: Episodic Memory Impairment Matters, Too

The ability to maintain the body's center of gravity above a small base of support is defined by an upright stable posture characterized by body sways in the anterior–posterior (AP) and medial–lateral (ML) directions.1, 2 Maintaining an upright stable posture with closed eyes is challenging.3 The variation in postural sway from open to closed eyes is used as a measurement of balance impairment; a wide magnitude of variation is associated with...