Understanding visual discomfort in migraine patients
Official title: Flicker photophobia as an experience of inefficient coding
Funded at University of Pennsylvania · NIH-11096038 · Data updated 2026-11-12
This study is looking at how people with migraines feel discomfort from flickering lights compared to those who don’t have migraines, using special devices to track their light experiences, and it’s designed to help us understand why this happens.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Pennsylvania NIH-funded |
| Lab location | 1 site (Philadelphia, United States) |
| Project start | June 1, 2024 |
| Project end | March 31, 2028 |
| Funding year | 2025 |
| Award (this year) | $572,245 |
| NIH project number | 5R01EY036255-02 |
| Project ID | NIH-11096038 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates for this research are individuals who experience migraines and photophobia.
✕Less likely to help
Patients who do not suffer from migraines or visual discomfort may not benefit from this research.
What this research studies
This research investigates the phenomenon of photophobia, or visual discomfort, particularly in individuals suffering from migraines. By utilizing personal light-logging devices and psychophysical measures, the study aims to explore how people with migraines perceive flickering light differently compared to those without. The approach combines insights from experimental psychology and neuroscience to understand the neural responses and environmental factors that contribute to this discomfort. The goal is to develop a framework that links visual experiences with the underlying mechanisms of perception and neural processing.
Why it matters
Potential benefit: If successful, this research could lead to improved understanding and management of visual discomfort in migraine patients.
How similar studies have gone: Previous research has shown promise in using efficient coding models to understand sensory processing, suggesting potential for success in this novel approach.
Where this research is happening
-
University of Pennsylvania
Philadelphia, United States Active
Researchers
- Principal investigator: Aguirre, Geoffrey Karl — University of Pennsylvania
- Study coordinator: Aguirre, Geoffrey Karl
Related research
Other NIH-funded projects on the same topics.
-
Comparing universal and guideline-directed genetic testing for young adults with cancer
This study is looking at whether a broader genetic test can help young adults with cancer find inherited risks that regular tests might miss, so they can get better treatment and care tailored just for them.
-
Better, searchable data for human pain biology
A data integration center will standardize, combine, and share molecular and cellular data from human pain research to help scientists understand how pain works and to accelerate discoveries.
-
Understanding how sweat glands form and work to help burn and skin injury patients
A study at the University of Pennsylvania looks at how sweat glands develop and function, with the goal of informing treatments for people who suffer traumatic skin injuries.
-
Cardiovascular risk planning and reduction for men with prostate cancer
A program to better predict and reduce heart disease risk in men treated for prostate cancer, especially older patients.
-
Understanding how a special airway cell helps protect and repair breathing passages
A researcher is studying a newly found airway cell called the hillock to see how it protects the airways and helps repair them after injury, with the aim of helping people with asthma, COPD, or bronchiectasis.
-
Defining TMJ cartilage progenitors and their regulatory niche for TMJ regeneration
Researchers are studying the cells that could help repair the jaw’s cartilage in TMJ osteoarthritis to lay the groundwork for regenerative therapies.
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.