Advertisement Subscribe now Health The pitch and hoarseness of a person's voice often changes if they have Parkinson's disease, suggesting there could be a non-invasive way of screening for the condition 13 May 2025 Difficulty speaking is a common Parkinson’s symptomSvetaZi/Shutterstock Parkinson’s disease lacks a conclusive test, so it is generally diagnosed by assessing symptoms. But now, scientists have shown that AI models can identify signs of the condition in a person’s voice with more than 90 per cent accuracy, and possibly before the onset of any movement-related issues. Parkinson’s is characterised by the proliferation of a misfolded form of a protein called alpha-synuclein. It has been suggested that tests could look for clumps of this protein in people’s spinal fluid or in skin biopsies. Advertisement Receive a weekly dose of discovery in your inbox! We'll also keep you up to date with New Scientist events and special offers. Sign up Advertisement More from New Scientist Explore the latest news, articles and features Popular articles Trending New Scientist articles Advertisement المصدر: https://www.newscientist.com/article/2479755-parkinsons-disease-could-be-detected-by-listening-to-someones-voice/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home