Delaying Retirement May Reduce Risk for Dementia

An older age at retirement may be associated with a significantly decreased risk of dementia, according to research presented at the 2013 Alzheimer’s Association International Conference. In a study of 429,803 retired French workers, Carole Dufouil, PhD, and colleagues found that the hazard ratio of dementia was 0.968 for each extra year of age at…

Exercise Prevents Dementia in Some Seniors

Older people who are living independently but have signs of cerebral damage may lower their risk of having progressive cognitive impairment or dementia if they remain physically active, researchers found. Even after adjustment for white matter changes seen on MRI and history of stroke, those who met criteria for physical activity had significantly lower risks…

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Do Sleep Patterns Affect the Risk of Cognitive Decline?

VANCOUVER—The quality and quantity of sleep may be associated with the risk for cognitive decline, according to four studies presented at the 2012 Alzheimer’s Association International Conference. Treatments for insomnia or circadian rhythm delay might reduce or prevent cognitive decline, investigators reported. Sleep Duration and Cognition Compared with a sleep duration of seven hours per…