Reducing Sedentary Time in Patients With Heart Failure

Inclusion Criteria: * NYHA II-IV, * Age ≥ 65, * SPPB score of \> 4 and ≤ 10 of 12, * and deemed (by 1° cardiologist) to be at maximal tolerated dose of heart failure medication (ACE-inhibitor (ACE-I)/angiotensin receptor blocker and beta blocker (BB) for patients with HF with reduced ejection fraction (HFrEF), and * blood pressure controlled for HF with preserved ejection fraction (HFpEF) according to the American Heart Failure Association HF guidelines. Exclusion Criteria: * Patients requiring medication titration such as ACE-I or BB, (will return to their cardiologist and be eligible after 3 months of stable medication.) * Oxygen dependent lung disease, * Orthopedic or neurologic disease that severely limits mobility, * Active cancer diagnosis except non-melanoma skin cancer, * Geriatric Depression Scale (GDS) score of ≥ 9 , * Limited life-expectancy of \<6 months, * Known dementia or disease that effects ability to learn/follow directions, or * Failed MiniCog test.