28 Jun Right Amount of Sleep Very Important to Cognitive Ability of Seniors Says International Study
Middle aged or older people who get six to nine hours of sleep per night think better that those who sleep fewer or even more hours, report researchers who were looking at cognitive decline and dementia as people age.
Maybe turning to sleep gadgets — wristbands, sound therapy and sleep-monitoring smartphone apps — is a good idea, suggest the University of Oregon researchers who led this study.
“We wanted to look at aging, particularly dementia and cognitive decline as people get older, and the importance of sleep. Our results provide compelling evidence that sleep matters a lot,” said lead author Theresa E. Gildner, a doctoral student in the UO’s anthropology department.
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