Why Do Smells Trigger Memories? - Deepstash
Why Do Smells Trigger Memories?

Why Do Smells Trigger Memories?

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Why Do Smells Trigger Memories?

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Our Sense Of Smell And Our Memories

Certain smells that are associated in our minds to events or locations from the past, trigger our memories to revisit them. This association of the past through the sense of smell works better and is more vivid than the sense of touch or sight.

Example: Smelling the pages of a new book may remind us of late-night reading as a kid.

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According to a 2004 research, the sense of smell is a complicated process.

  • The olfactory receptor cells send a neuron signal to a part of our brain which is called the olfactory bulb.
  • This multistep process which involves over a thousand genes and the nerves connect to the amygdala of the brain, the area responsible for processing emotions.
  • It also connects to the memory and cognition area called the hippocampus, forming the association.

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