Medical Xpress June 13, 2025
It was 2006 when Dr. Daniel Gibbs first noticed he was losing his sense of smell. But it wasn’t what he didn’t smell that tipped him off that something might be wrong.
It was what he did smell: perfume, mixed with baked bread. “The same thing, every time.”
Gibbs, a neurologist in Portland, Oregon, knew this was an olfactory hallucination. And that meant something wasn’t working properly in his brain.
“I attributed it to getting older, which is a common cause of decreased ability to smell,” he said. But Gibbs was just 57 – not so old that he should be losing his sense of anything. “I also knew losing your sense of smell was an early sign of Parkinson’s...
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