Why do certain smells trigger memories?

accreditation
Share your Subscriber Article
You have 5 articles to share every month. Send this story to a friend!
0:00
play article
Subscribers can listen to this article
Pexels

Most of us are familiar with a scent taking us back to a very specific memory or reminding us of something or someone. Olfaction, or the sense of smell, is the sense most closely linked to memory.

But why is a scent so powerful that it can bring back memories from many years ago?

A new study is the first to explain, in neurobiological terms, how the brain allows smells to trigger such memories.

Support independent journalism
Subscribe to News24 for just R75 per month to read all our investigative and in-depth journalism. You can cancel any time.
Subscribe
Already a subscriber? Sign in
Voting Booth
Have you entered our Health of the Nation survey?
Please select an option Oops! Something went wrong, please try again later.
Results
Yes
29% - 9743 votes
No
71% - 23844 votes
Vote