Intervening in Diabetes With Healthy Eating, Activity, and Linkages To Healthcare - The I-D-HEALTH Study

Inclusion Criteria: 1. 18 years of age or older, AND 2. Body-mass index of ≥ 24 kg/m2, AND 3. Documented Dysglycemia: Either by verification of laboratory test (Fasting Plasma Glucose 100-125 mg/dl OR 2-hour Post-challenge Plasma Glucose 140-199 mg/dl OR A1c 5.7%-10.9%) OR confirmation of Type 2 diabetes mellitus by self-report with verification Exclusion Criteria (any of the following): Diseases/Conditions that could limit lifespan and/or increase risk with a lifestyle intervention: 1. Significant cardiovascular disease: * Uncontrolled hypertension: systolic blood pressure \>180 mmHg or diastolic blood pressure \>105 mmHg * A1c \> 10.9% * Heart attack, stroke, or transient ischemic attack (TIA) in the past 6 months * Chest pain, dizziness, or fainting with physical exertion 2. Lung disease: * Chronic obstructive airways disease or asthma requiring home oxygen 3. Pregnancy 4. Any other known condition that could limit ability to become physically active or limit life span to \<5 years Exclusions related to metabolism: 1. Use of medications known to produce hyperglycemia 2. Known disease leading to abnormal glucose metabolism, other than diabetes mellitus, including Cushing's syndrome; acromegaly; pheochromocytoma; chronic pancreatitis Exclusion for conditions or behaviors likely to affect the conduct of the study: 1. Unable or unwilling to provide informed consent 2. Unable to communicate with the pertinent research study staff 3. Unable to read written English or Spanish