Home / Health / Your Voice May Hint at Brain Health Decline
Your Voice May Hint at Brain Health Decline
4 Oct
Summary
- Persistent voice changes might be an early marker for declining brain health.
- A study found voice disorders increase cognitive decline risk by 29%.
- Combined voice and hearing issues raise cognitive decline risk by 104%.
A significant study published in the Journal of Voice suggests that persistent changes in an individual's voice may serve as an early indicator of declining brain health. Researchers from Drexel University College of Medicine analyzed health records of over 833,000 people aged 50 and older.
The findings revealed a notable link: individuals diagnosed with a voice disorder had a 29% greater risk of future cognitive impairment compared to those without such disorders. This risk substantially increased when hearing loss was also a factor.
Specifically, people with both a voice disorder and normal hearing were 58% more likely to experience cognitive decline. The risk more than doubled, reaching a 104% increase, for individuals with both a voice disorder and hearing loss. Hearing loss alone increased the risk by 27%.
These voice changes refer to significant, lasting alterations in pitch, volume, clarity, or vocal range, often diagnosed as dysphonia. The study suggests potential links through neurological pathways, as various neurological diseases can affect speech early on. Alternatively, difficulty speaking might lead to social withdrawal, a known risk factor for cognitive decline.
While the study establishes a connection, it does not prove causation. Experts emphasize that persistent voice changes, particularly when accompanied by hearing loss, should prompt a discussion with a doctor about overall health, rather than causing immediate panic.
