Thursday, March 27, 2025

A Woman Who Can Smell Parkinson's

https://www.npr.org/sections/health-shots/2020/03/23/820274501/her-incredible-sense-of-smell-is-helping-scientists-find-new-ways-to-diagnose-di

"....then one day, about 10 years into the marriage, when Les was 31, he came home, and strangely, Joy says, he smelled different. "His lovely male musk smell had got this overpowering sort of nasty yeast smell," she says...Kunath asked one group of people who had Parkinson's and another group of people who didn't have Parkinson's to take home white T-shirts, wear them overnight and then return them. Then Kunath gave the T-shirts to Joy to smell. "They were all given randomized numbers and put in a box, and then she was asked to take each one out and give it a score," he says...In fact, out of all the samples, Joy made only one mistake. She identified a man in the control group...as having the disease. But many months later...that man actually approached him at an event and said, "Tilo, you're going to have to put me in the Parkinson's pile because I've just been diagnosed."


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