Smartphone apps and wearables could transform heart recovery

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Adults aged 18 years or older. 2. Enrolled in or referred to Phase II Center-based Cardiac Rehabilitation Program. 3. Have a qualifying cardiovascular diagnosis or event that meets standard eligibility for Phase II Center-based Cardiac Rehabilitation, such as: * Acute myocardial infarction * Percutaneous coronary intervention * Coronary artery bypass graft surgery * Chronic heart failure with reduced ejection fraction * Heart valve repair or replacement * Stable angina 4. Able to ambulate and participate in exercise testing and training as required by the CR program 5. Ability to speak and read in English 6. Willing and able to provide informed consent. 7. Willing to use study-related devices/apps and complete study assessments. Exclusion Criteria: 1. Not enrolled in or not planning to participate in Phase II Center-based Cardiac Rehabilitation Program. 2. Presence of a medical, cognitive, psychiatric, or physical condition that, in the opinion of the investigators or CR team, would preclude safe participation in the study or adherence to study procedures. 3. Severe cognitive impairment or active psychiatric illness that would interfere with informed consent or study participation. 4. Terminal illness or other serious medical condition that in the judgement of the treating clinician or investigator would likely preclude completion of the study follow-up period. . 5. Current hospice enrollment or residence in a long-term care facility that would preclude participation in the intervention or completion of study follow-up procedures. 6. Currently participating in another behavioral or digital health intervention trial that could confound study outcomes. 7. Inability or unwillingness to use the required mobile devices, applications, or monitoring equipment, if applicable.