A Dyadic Telehealth Program for Alzheimer's Patients/Caregivers

Inclusion Criteria: Inclusion criteria for patients * Have a diagnosis of AD (probable or possible), other related dementia, or mild cognitive impairment as documented in electronic medical record * Community-dwelling * Aged \> 50 years * Have no previously diagnosed sleep disorders (e.g., sleep apnea, restless legs syndrome) * Able to ambulate with or without assistive devices (i.e., dyads will be excluded if the care recipient is bedbound) * Have an eligible caregiver Inclusion criteria for caregivers * Aged \>18 years * Live with the eligible patient * Have regularly assisted the care recipient with \>1 of 7 basic activities of daily living (ADLs; i.e., eating, dressing/undressing, grooming, walking across a room, getting in and out of bed, bathing, toileting) or \>1 of 7 Instrumental ADL (IADLs; i.e., using the telephone, getting to places beyond walking distance, shopping, preparing meals, doing housework, taking medicine, handling money) for the past 6 months * Have no history of cognitive impairment * Can communicate in English. Exclusion Criteria: -Professional caregivers will be excluded. Patients will be excluded if they are bedbound. If the eligibility criteria for either a patient or a caregiver are not met, their dyads will be excluded for this study