Even after adjusting for age, education, and race, the increased risk of dementia linked to daytime sleepiness was still double. Using actigraphy data, researchers were also able to see clearly ...

Women in their 80s who experience increasing sleepiness during daytime over a five-year period are at twice the risk of developing the debilitating condition, according to the findings.

The study does not prove that daytime sleepiness causes dementia; it only shows an association. Sleep is essential for cognitive health, as it allows the brain to rest and rejuvenate, enhancing ...

A new study followed female participants with an average age of 83 who did not have mild cognitive impairment or dementia at ...