Nighttime Behaviors and Cognitive Decline Lead Investigator: Hiuyan Lau Institution : NYU Langone Medical Center, ADC E-Mail : Hiuyan.lau@nyumc.org Proposal ID : 259 Proposal Description: This project aims to explore 1) the relationship between nighttime disturbances and cognitive decline, and 2) the relationship between nighttime disturbances and neuropathology underlining common types of dementia.