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Continuous Glucose Monitoring (CGM) in Prediabetes With Community Based Recruitment

Continuous Glucose Monitoring (CGM) in Prediabetes With Health Education Videos

Who can join

Ages 35 and older · All sexes · Healthy volunteers welcome

Inclusion Criteria:

* 35 years of age or older
* Willingness to wear CGM sensor
* Prediabetes by finger prick blood A1C% or fasting glucose
* Centers for Disease Control and Prevention (CDC) prediabetes risk test score of 5 or higher or recent prediabetes diagnosis from physician

Exclusion Criteria:

* Diagnosed with any disorder that interferes with glucose
* Influential medical disorder/event affecting ability to participate in study
* Incompatible smartphone device not pairing with Dexcom G6 app
* Currently pregnant
* Previously participated in other Continuous Glucose Monitoring studies
* Having a planned trip outside California in the following 2 months

About the study

The objective of this project is to develop a behavioral intervention that combines wearable continuous glucose monitoring (CGM) with smartphone feedback and educational video clips generated by artificial intelligence (AI) software to improve glycemic control among individuals with pre-diabetes. The goal is to prevent transition to type 2 diabetes (T2D).

What is being tested

• CGM (device)

Sponsor: David S Black, PhD · Participants: 50 · Started: Feb 26, 2026

Contact the study team

• David S Black, PhD MPH · Phone: 3234428223

Official record on ClinicalTrials.gov — NCT07477249

Locations in the U.S.

Conditions

• Prediabetes

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.