Methodology Issues in a Tailored Light Treatment for Persons With Dementia

Phase 1 Methodology Issues in a Tailored Light Treatment for Persons With Dementia

Tailored light treatment will increase sleep efficiency, reduce depression and reduce agitation scores in those with Alzheimer's disease and related dementia

In a within subjects, randomized placebo control study, a tailored light treatment will be used for short-term (4 weeks). Outcome measures include sleep measures (actigraphy), and questionnaires probing behavior and mood in those who have been diagnosed with Alzheimer's disease and related dementia. After a 4-week washout period, a placebo control inactive light will be used for another 4 weeks.

Inclusion Criteria:

• mild to moderate Alzheimer's disease and related dementia (ADRD)

Exclusion Criteria:

• major organ failure,
• major illness,
• history of head injury,
• hypertension or diabetes,
• use psychotropic (sleep aid) medicine, obstructing cataracts, macular degeneration, and blindness