New wearable AI technology restores speech for stroke dysarthria patients

February 1, 2026, 9:58 AM EST
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CITY, State (Fox News) — Researchers at the University of Cambridge have developed a wearable device called Revoice to help stroke survivors with post-stroke speech impairment communicate naturally again without surgery or brain implants.

## Why dysarthria makes recovery so hard
Dysarthria, a physical speech disorder caused by a stroke weakens facial muscles, making speech sound slurred or incomplete. The disconnect between thoughts and speech can lead to frustration.

## How the Revoice device works
Revoice, a soft, flexible choker, uses ultra-sensitive sensors and AI to detect throat vibrations and emotional signals to reconstruct speech in real time.

## Why this AI approach is different
Revoice’s efficient AI system allows for near-instant responses, avoiding delays seen in previous silent speech systems.

## What early trials revealed
After testing with stroke patients, Revoice showed promising results with low error rates and increased satisfaction in communication.

## Beyond stroke recovery
Researchers believe Revoice can help those with Parkinson’s disease and motor neuron disease, aiming to begin larger clinical trials.

## What this means for you
Revoice represents a significant shift in recovery tools, offering a non-invasive wearable solution for improved communication and rehabilitation.

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