September 3, 2026

Could Your Sense of Smell Reveal Early Changes in Brain Health? What Researchers Discovered May Surprise You

They were everyday smells that most people encounter regularly.

Examples included:

Non-Food Scents

  • Soap
  • Rose
  • Smoke
  • Leather
  • Gas
  • Lilac

Food-Related Scents

  • Lemon
  • Strawberry
  • Pineapple
  • Cherry
  • Clove
  • Menthol

Participants were asked to identify the scents using a simple smell recognition test.

Researchers then followed many of these individuals over time.

What they found was remarkable.

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