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Some People's Sense of Smell Can Detect Disease

In Some People's Sense of Smell Can Detect Disease, learn how Joy, a woman with a unique sense of smell, is helping doctors understand the early detection of disease. By detecting a specific smell that is associated with Parkinson’s, Joy is contributing to groundbreaking research that could help improve diagnosis and treatment. Learn how the sense of smell can play a crucial role in detecting diseases before other symptoms appear. This video is excerpted from BBC’s The World’s Most Extraordinary People, a documentary series revealing how rare medical conditions inspire groundbreaking scientific discoveries.