A Dyadic Sleep Intervention for Alzheimer's Disease Patients and Their Caregivers

Inclusion Criteria for Alzheimer's disease (AD) patients: * AD diagnosis OR probable or possible AD as documented in electronic medical record, which includes Mini Mental State Exam score \>12 (indicating mild to moderate severity of AD) and neuroimaging evidence * Community-dwelling * \>1 sleep problem \>3x/week on the Neuropsychiatric Inventory Nighttime Behavior Scale * Aged \>60 years * Able to ambulate with or without assistive device * Have an eligible caregiver (see below) Inclusion Criteria for caregivers: * Live with an eligible patient * Aged \>21 years * Have regularly assisted patient with \>1 of 6 basic activities of daily living (ADLs) (i.e., bathing, dressing, toileting, transfers, continence, feeding) or \>1 of 8 Instrumental ADL (IADLs) (i.e., using the telephone, shopping, preparing meals, housekeeping, laundry, transportation, taking medicine, managing money) for the past 6 months * Pittsburgh Sleep Quality Index (PSQI) total score \>5 * Montreal Cognitive Assessment (MoCA) score \>= 23 * Can communicate in English Exclusion Criteria: \- If AD patient is bed bound