Nested Pilot Study Comparing Two Treatments to Reduce Type 2 Diabetes Risk in At-Risk Delawareans

Inclusion Criteria: * Adults aged 18 years or older * Prediabetes confirmed by blood test result within 12 months of enrollment, previous diagnosis of gestational diabetes mellitus (GDM), or positive screening for prediabetes based on the Prediabetes Risk Test * BMI of 25 kg/m² or greater (23 kg/m² or greater for Asian Americans) Exclusion Criteria: * Age younger than 18 years * BMI less than 25 kg/m² (less than 23 kg/m² for Asian Americans) * No current diagnosis of prediabetes or gestational diabetes mellitus * Prior diagnosis of type 1 or type 2 diabetes * Pregnancy at the time of enrollment * Development of a medical condition that, in the PI's judgment, could be exacerbated by the study interventions (e.g., eating disorder, severe sleep disorder)