Background and objective Speech impairment is an early symptom of Parkinson's disease
(PD). This study has summarized the literature related to speech and voice in detecting PD …

This chapter focuses on the characteristics and effectiveness of clear speech (CS) aimed at
enhancing intelligibility for adult interlocutors with perceptual difficulties arising from hearing …

On the occasion of the centenary of the discovery of the Lombard effect, we review the
literature on noise-dependent regulation of vocal amplitude in humans and other animals …

Abstract Background/purpose Individuals with Parkinson disease (PD) often exhibit
decreased range of movement secondary to the disease process, which has been shown to …

Purpose This study investigated how different instructions for eliciting clear speech affected
selected acoustic measures of speech. Method Twelve speakers were audio-recorded …

It has long been recognized that lesions of the basal ganglia frequently result in dysarthria,
in part because many individuals with Parkinson's disease (PD) have impaired speech …

Purpose The authors investigated how different variants of clear speech affect segmental
and suprasegmental acoustic measures of speech in speakers with Parkinson's disease and …

Purpose To examine the effects of cognitive–linguistic deficits and respiratory physiologic
changes on respiratory support for speech in individuals with Parkinson's disease (PD) …

Nasal inhalation is the basis of olfactory perception and drives neural activity in olfactory and
limbic brain regions. Therefore, our ability to investigate the neural underpinnings of …

Purpose The objective of the present study was to investigate whether speakers with
hypophonia, secondary to Parkinson's disease (PD), would increases their vocal intensity …