Research Explains Why Old People Sleep Less

August 22, 2014 2:25 PM

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As people grow older, they lose brain cells that act as "sleep switch". The researchers say that this reduction in a certain kind of cells reduces quality of sleep in seniors.

The study was conducted by researchers at the Beth Israel Deaconess Medical Center in Boston. The team says that sleep loss in old people, particularly those with Alzheimer's disease, can result in wandering and night time confusion, HealthDay reported.

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