University Herald | Chronic Sleep Disturbance Could Trigger Onset Of Dementia, Alzheimer's University Herald Chronic Sleep Disturbance Could Trigger Onset Of Dementia, Alzheimer's. Sleep (Photo : Flickr) People who experience chronic sleep disturbance may face an earlier onset of dementia and Alzheimer's, according to a recent study. People who experience ... Sleep Deprivation Could Speed Up The Onset Of Alzheimer's |