Dual-task designs have been used widely to study the degree of automatic and controlled
processing involved in postural stability of young and older adults. However, several …

Gait impairments in Parkinson′ s disease (PD) are exacerbated under dual‐task conditions
requiring the simultaneous performance of cognitive or motor tasks. Dual‐task walking …

Improvement or maintenance of speech intelligibility is a central aim in a whole range of
conditions in speech–language therapy, both developmental and acquired. Best clinical …

Purpose Motor speech abnormalities are highly common and debilitating in individuals with
idiopathic Parkinson's disease (IPD). These abnormalities, collectively termed hypokinetic …

Background Speaking louder/more intensely represents a longstanding technique
employed to manage voice and intelligibility changes in people with Parkinson's. This …

To date, no systematic research investigating cortical correlates of performance changes in
dual tasking has been reported in the elderly population. Thus, we monitored whole-scalp …

Levodopa (L-dopa) effects on the cardinal and axial symptoms of Parkinson's disease (PD)
differ greatly, leading to therapeutic challenges for managing the disabilities in this patient's …

Background Dysphagia frequently occurs in patients with Parkinson's disease (PD) and is
associated with severe complications. However, the underlying pathology is poorly …

Purpose Prior work has demonstrated that competing tasks impact habitual speech
production. The purpose of this investigation was to quantify the extent to which clear and …

Purpose Prior investigations suggest that simultaneous performance of more than 1 motor-
oriented task may exacerbate speech motor deficits in individuals with Parkinson disease …