Assessment of Sleep Disturbance in Alzheimer Disease

Assessment of Sleep Disturbance in Alzheimer Disease

The purpose of this study is to study circadian rhythms, or daily cycles of sleep, wake, and activity. The investigators hope to learn how disturbed sleep in Alzheimer's Disease relates to changes in activity cycles, and how sleep disturbances may affect your daytime alertness.

This project selects patients suffering from memory problems, or voluntary to be in our Control Group. There are three parts to this study: Sleep Diaries, Behavioral Questionnaire, and Activity Recordings

Inclusion Criteria:

• alzheimer disease
• MMSE > 20
• over 65 years old

Exclusion Criteria:

• new psychotropic drug treatment
• patient unable to do neuropsychologic tests