As of October 1, 2025, we are no longer accepting new participants to the study. Thank you to all our participants!

 

What does this research study involve?

  • The study will span 48 weeks, and includes one virtual pre-screening interview with the research study Coordinator, one virtual support meeting with a member of the research team to help participants become familiar with the questionnaires, and 8 independent questionnaire sessions.
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  • The questionnaire sessions are comprised of one 40-minute online questionnaire that includes using a smell test kit (mailed to participants from the Risky Behaviour Lab). Also, participants will be asked to recall what they ate in the past 24 hours on 9 seperate occasions. Participants will be offered a small honorarium. The amount will vary based on the amount of questionnaires completed, with a maximum of $180 CAD (approximately 135 USD, or 100 GBP)!

Who can participate in this research study?

 

The criteria to participate in our research study are as follows:

● Have experienced a sudden loss of smell within the past 5 years
⁃ Without a prior diagnosis of a smell disorder
● Be between the ages of 19 and 60
● Be living in Canada, the USA or the United Kingdom
● Are not pregnant
● Have access to a computer and internet
● Speak fluent English

How can I join this research study as a participant?

As of October 1, 2025, we are no longer accepting new participants to the study. Thank you to all our participants!

If you are interested in participating in our research study, please express fill out the form below by answering the following question:

● Why are you interested in participating?

Our research team will respond promptly, thank you!

Tick all that apply

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