How ‘smell training’ can boost your brain and flag dementia risk
Research indicates that smell training can enhance brain health and potentially signal neurodegenerative diseases like Alzheimer’s and Parkinson’s. A 2021 study found that 90% of early-stage Parkinson's patients experience olfactory dysfunction. Experts are advocating for smell testing as a routine diagnostic tool, highlighting its role as a potential biomarker for cognitive decline.
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Published 15 Jul 2026, 19:00 UTC · Updated 15 Jul 2026, 19:10 UTC
Summary by OZbrief Editorial. Original report: SMH. Editorial policy · Corrections
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