The purpose of  this study is to test the relationship between Time-in-Range, hyperglycemic excursions, and visual acuity.

This study is run by two high school students:  Jake Tetenman and Erick Morales, with a supervising mentor, Dr. Jay Fleischman.


If you are living with type 1 diabetes, or are a caregiver for someone living with type 1 diabetes and:

  • Between the ages of 11 and 18
  • Use a Dexcom G6, Freestyle Libre CGM or Medtronic Guardian CGM
  • Have access to an iPhone 6 or newer, or the latest generation of iPod, to run the Verana Vision Test App

To see if you qualify, please click here

For any questions or clarifications, please email or Dr. Jay Fleischman