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Dogs detect Parkinson’s by smell, years before symptoms start

UNITED KINGDOM, JUL 13 – Two trained dogs achieved up to 80% sensitivity and 98% specificity detecting Parkinson's disease from skin swabs, offering a promising non-invasive early diagnostic method.

  • Dogs can detect Parkinson's disease years before symptoms appear, as shown in a study from the University of Bristol.
  • Two trained dogs achieved sensitivity levels of up to 80% and specificity of 98% in identifying Parkinson's from skin swabs from study participants.
  • Lead author Nicola Rooney highlighted the potential for dogs to assist in developing quick and non-invasive diagnostic methods for Parkinson's disease.
  • The collaboration included Medical Detection Dogs and the University of Manchester, emphasizing the need for early detection methods, as symptoms may take decades to appear.
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46 Articles

A new study confirms that dogs can be trained to smell Parkinson's disease.

·Estonia
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Lean Left

Our body smell exudes coded information. According to researchers, you can smell of happiness or Parkinson's – and specifically change your own fragrance.

·Germany
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In the Ruhr area, a therapy dog helps Parkinson patients. Now a study shows: Trained dogs can also sniff out the disease.

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News Medical broke the news in United States on Tuesday, July 15, 2025.
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