Is Need for More Sleep a Sign of Pending Dementia?

Is Need for More Sleep a Sign of Pending Dementia?


Quick Guide to Dementia

News Picture: Is Need for More Sleep a Sign of Pending Dementia?By Randy Dotinga
HealthDay Reporter

WEDNESDAY, Feb. 22, 2017 (HealthDay News) — Seniors who begin sleeping more than nine hours a night may face a higher risk of dementia down the road, a new study suggests.

The researchers estimated that the risk of dementia grew by almost 2.5 times for those who found themselves recently needing extra sleep. The chances of dementia rose sixfold for people without a high school degree who suddenly needed to sleep nine hours or more, the study contended.

The study authors said this finding hinted that education might somehow offer a bit of protection from dementia.

People with dementia often suffer from disrupted sleep, “but we don’t know much about whether these changes come first,” said study co-author Matthew Pase. He’s a neurology fellow at the Boston University School of Medicine.

Dementia “is by no means a certain fate” in those who find themselves sleeping