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Boosting Emotional Well-being and Happiness in Outpatients Living With Diabetes

A Novel Psychological-behavioral Intervention to Promote Physical Activity in Type 2 Diabetes

Who can join

Ages 18 and older · All sexes

Inclusion Criteria:

* Diagnosis of Type 2 Diabetes
* Low physical activity (\<150 minutes/week of moderate to vigorous physical activity)

Exclusion Criteria:

* Cognitive deficits impeding a participant's ability to provide informed consent or participate
* Medical conditions likely to lead to death within 6 months.
* Pre-existing coronary artery disease
* Moderate-severe depression (Patient Health Questionnaire-9 \[PHQ-9\] score ≥15)
* Use of non-basal insulin
* Inability to participate in physical activity due to another medical condition
* Inability to receive text messages
* Inability to read, write, or speak in English
* Current participation in another intervention or program that has been designed to promote well-being or physical activity

About the study

The focus of this study is to test the efficacy of an 8-week, remotely delivered, positive-psychology-motivational interviewing (PP-MI) intervention, with additional twice weekly text messages for a total of 16 weeks (with interactive, algorithm-driven, goal-focused text messages in the final 8 weeks), compared to MI-alone, in a randomized trial of 280 individuals with type 2 diabetes and low baseline physical activity.

What is being tested

• Positive Psychology + Motivational Interviewing (behavioral)
• Motivational Interviewing (behavioral)

Sponsor: Massachusetts General Hospital · Participants: 280 · Started: Oct 12, 2022

Contact the study team

• Jeff C Huffman, M.D. · Phone: 617-724-2910

Official record on ClinicalTrials.gov — NCT05420051

Locations in the U.S.

Conditions

• Type 2 Diabetes

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