Blink test may reveal hidden dry eye clues
NCT ID NCT07499193
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how blinking behavior is linked to the stability of the tear film in adults aged 18 to 65, both with and without dry eye symptoms. Participants will answer a questionnaire, have their vision checked, and undergo non-invasive tear film measurements using an imaging device. They will also complete three types of blink tasks to see if blinking patterns differ between the two groups.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If successful, this could help develop better ways to diagnose or monitor dry eye by analyzing blinking patterns.
- What could go wrong
- This is an early observational study with only 60 participants, so findings may not apply broadly. It does not test any treatment.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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EssilorLuxottica - Neuroscience & Medical Research center
Paris, 94220, France
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