New research suggests that voice disorders, including shifts in vocal pitch, volume or clarity, could indicate a higher probability of developing dementia or cognitive impairment in the future.
A study involving 833,417 participants aged 50 and older examined the connection between a voice disorder, hearing loss, or both with the chance of developing cognitive impairment or dementia, including Alzheimer’s disease, beginning a year after the voice disorder and hearing loss diagnoses.
The findings from the study, conducted by a team at the Drexel University College of Medicine in Philadelphia, were published in the Journal of Voice.
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