Garrett Ash, PhD
Assistant Professor of Medicine (General Medicine), Assistant Professor of Biomedical Informatics and Data ScienceCards
About
Research
Publications
2025
Effectiveness Of Treatment Interventions And Loss To Follow-up For Patients Referred To Rehabilitation Medicine
He Q, Tao D, Stults-Kolehmainen M, Li S, Awan-Scully R, Gong Q, Ash G. Effectiveness Of Treatment Interventions And Loss To Follow-up For Patients Referred To Rehabilitation Medicine. Medicine & Science In Sports & Exercise 2025, 57: 69-70. DOI: 10.1249/01.mss.0001155052.22558.67.Peer-Reviewed Original ResearchExercise Interventions Among Individuals With Co-occurring HIV And Unhealthy Substance Use: A Systematic Review
Mistler C, Allen W, Grimshaw A, Idiong C, Harsono D, Irwin M, Ash G, Pescatello L, Meyer J, Edelman E. Exercise Interventions Among Individuals With Co-occurring HIV And Unhealthy Substance Use: A Systematic Review. Medicine & Science In Sports & Exercise 2025, 57: 755-755. DOI: 10.1249/01.mss.0001161400.40878.dc.Peer-Reviewed Original ResearchPhysicians’ Perspective On Dance Movement Interventions As A Complementary Treatment For Cognitive Impairments
Awan-Scully R, Tao D, Stults-Kolehmainen M, Ash G. Physicians’ Perspective On Dance Movement Interventions As A Complementary Treatment For Cognitive Impairments. Medicine & Science In Sports & Exercise 2025, 57: 651-651. DOI: 10.1249/01.mss.0001160436.26004.53.Peer-Reviewed Original ResearchExercise prescription and patient outcomes
Wood L, Ash G. Exercise prescription and patient outcomes. BMC Primary Care 2025, 26: 233. PMID: 40731264, PMCID: PMC12308889, DOI: 10.1186/s12875-025-02953-4.Peer-Reviewed Original Research1109-P: Physician Referral Pathway to a Commercially Marketed Digital Exercise Resource for Type 1 Diabetes—Implementation Metrics from a Clinical Trial
ASH G, MAK S, (ELIAS) SPANAKIS I, LUKASIK J, NALLY L, FUCITO L, WEINZIMER S. 1109-P: Physician Referral Pathway to a Commercially Marketed Digital Exercise Resource for Type 1 Diabetes—Implementation Metrics from a Clinical Trial. Diabetes 2025, 74 DOI: 10.2337/db25-1109-p.Peer-Reviewed Original ResearchPrimary care providersHome-based exerciseExercise prescriptionReferral pathwaysParticipating primary care providersPCP responsesClinical trial participationExercise intensityCare providersTrials of participantsCoach appVigorous exerciseNon-HispanicEligible participantsPortal messagesClinical trials of participantsLatent autoimmune diabetes of adulthoodModerate exerciseHealthcare systemTrial participantsSnowball samplingExercisePain symptomsClinical trialsUncontrolled hypertension1904-LB: Usability and Acceptability of a Biometric Dashboard with Tailored Coaching Tips for Exercise by Adults with Type 1 Diabetes
ASH G, NALLY L, LUKASIK J, MAK S, GRIGGS S, (ELIAS) SPANAKIS I, FUCITO L, WEINZIMER S. 1904-LB: Usability and Acceptability of a Biometric Dashboard with Tailored Coaching Tips for Exercise by Adults with Type 1 Diabetes. Diabetes 2025, 74 DOI: 10.2337/db25-1904-lb.Peer-Reviewed Original ResearchSystem Usability ScaleIntervention appropriateType 1 diabetesTreatment satisfaction surveyExercise guidelinesImplementation outcomesTelehealth coachingOverall interventionCompared to V1Satisfaction surveyMotivational supportCoaches insightAdult participantsMann-Whitney U testUsability ScaleOverall satisfactionPromoter ScoreInterventionCoachingExerciseUsability enhancementsSatisfactionUser satisfactionEfficacy trialsGlycemic changes1926-LB: A Qualitative Descriptive Study of Motivation States in Physical Activity among Middle-Aged Adults with Type 1 Diabetes
ASH G, HERNANDEZ E, (VERA) WANG X, GRIGGS S. 1926-LB: A Qualitative Descriptive Study of Motivation States in Physical Activity among Middle-Aged Adults with Type 1 Diabetes. Diabetes 2025, 74 DOI: 10.2337/db25-1926-lb.Peer-Reviewed Original ResearchPhysical activityInfluence physical activity engagementPhysical activity engagementQualitative descriptive studyType 1 diabetesMiddle-aged adultsSemi-structured interviewsSedentary timeExercise interventionQualitative descriptive approachMuscle fatigueInductive codingDescriptive studyNeuromuscular taskActive engagementDescriptive approachMotivational stateQuantitative surveyPsychological stateAdultsWAnTInterventionParticipantsPsychological considerationsT1D975-P: Housing Status and Glucose Variability in Type 2 Diabetes
NAM S, LEE M, WHITTEMORE R, ASH G, JEON S, DOMÍNGUEZ NAVARRO A, WEINZIMER S. 975-P: Housing Status and Glucose Variability in Type 2 Diabetes. Diabetes 2025, 74 DOI: 10.2337/db25-975-p.Peer-Reviewed Original ResearchStable housingHousing statusType 2 diabetesSocial determinants of healthHousing instabilityDeterminants of healthImprove diabetes managementGlucose variabilitySocial determinantsDiabetes outcomesContinuous glucose monitoringUnstable housingPost hoc comparisonsDiabetes managementDemographic surveyTime Below RangeJ indexTIR levelsLower TIRCoefficient of variationTime-in-rangeGV parametersPost-hocHypoglycemic exposureIndividualsCollege Community–Based Physical Activity Support at a Public University During the COVID-19 Pandemic: Retrospective Longitudinal Analysis of Intra- Versus Interpersonal Components for Uptake and Outcome Association
Ash G, Mak S, Haughton A, Augustine M, Bodurtha P, Axtell R, Borsari B, Liu J, Lou S, Xin X, Fucito L, Jeon S, Stults-Kolehmainen M, Gerstein M. College Community–Based Physical Activity Support at a Public University During the COVID-19 Pandemic: Retrospective Longitudinal Analysis of Intra- Versus Interpersonal Components for Uptake and Outcome Association. JMIR MHealth And UHealth 2025, 13: e51707. PMID: 40523272, PMCID: PMC12209730, DOI: 10.2196/51707.Peer-Reviewed Original ResearchConceptsPA promotion programsPhysical activityPromotion programsPhysical activity supportLow physical activityCollege studentsInterpersonal componentsEngagement frequencyRetrospective longitudinal analysisPA interventionsPA outcomesPA supportCOVID-19 pandemicIntervention componentsApp engagementUndergraduate studentsApp useInterpersonal supportAssociated with longer retentionImplementation strategiesStaff membersLong-term trajectoriesOutcome associationsLongitudinal analysisStaffWearable devices and physical activity disparities: Insights from the 2022 Health Information National Trends Survey
Lee M, Ash G, Nam S. Wearable devices and physical activity disparities: Insights from the 2022 Health Information National Trends Survey. Health Policy And Technology 2025, 14: 101017. DOI: 10.1016/j.hlpt.2025.101017.Peer-Reviewed Original ResearchLevels of physical activityHealth Information National Trends SurveyWearable device useNational Trends SurveyPhysical activityCausal mediation analysisDevice useTrends SurveyHealth disparitiesRecommended levels of physical activityModerate-intensity physical activityPhysical activity disparitiesPhysical activity goalsEffects of sociodemographic factorsPhysical activity levelsReduce health disparitiesRecommended levelsExacerbate health disparitiesWeighted prevalence estimatesHigher educational attainmentMultivariate logistic regressionOverall well-beingActivity goalsSociodemographic factorsWearable device users
Academic Achievements & Community Involvement
News
News
- July 18, 2025Source: Yale News
For Young Adults, Improved Sleep Is Incentive to Drink Less
- December 03, 2024Source: Nature Digital Medicine
Natural Language Processing in Mixed-Methods Evaluation of a Digital Sleep-Alcohol Intervention For Young Adults
- August 05, 2024
Meet Yale Internal Medicine: Garrett Ash, PhD
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Yale School of Medicine
Section of General Internal Medicine, 100 Church Street South
New Haven, CT 06519
United States