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Re:A woman who can smell Parkinson's disease by ars on Thursday October 22, 2015 @05:37PM (#10435274)
> Well, if diet or deodorant causes Parkinson's, that's absolutely meaningful. ;)

You jest, but there is actually a suggestion that aluminum in sweat blocking deodorant causes neurological problems like Parkinson's and Alzheimer's.

(The evidence for this is not strong however.)

Re:A woman who can smell Parkinson's disease by cortesoft on Thursday October 22, 2015 @07:37PM (#10435906)
This wouldn't explain why she noticed a change in her husband's scent. I would assume he was using the same deodorant before and after the change.