VideoNutrition and health
Dogs can smell parkinson's disease years in advance
The main study was published in 2025 in the Journal of Parkinson's Disease. The research involved: How the experiment was carried out The dogs did not sniff people directly but skin samples (sebum). Sebum is an oily substance produced by the sebaceous glands in the skin. In Parkinson's disease its composition changes and it takes on a specific odour. Steps in the experiment: The dogs were rewarded
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