#Dementia6

26 May 2026

Sleep rhythms, brain cleaning and dementia risk

A new review by a University of Rochester neuroscientist explains how sleep helps clear waste from the brain. It suggests disrupted sleep rhythms may link stress, aging and other conditions to higher dementia risk.

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Photo by Bhautik Patel, Unsplash

28 Apr 2026

How smoking may trigger dementia through the lungs

New research suggests smoking can raise the risk of dementia by sending chemical signals from the lungs to the brain. Scientists found lung cells release particles after nicotine exposure that change iron balance in brain cells.

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21 Apr 2026

How a Couple's Relationship Shapes Dementia Care

New research finds that caring for a spouse with dementia is affected by the couple's relationship. Different attachment styles link to caregivers' mental and physical health and suggest support should be personalized.

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17 Feb 2026

Speed training may lower dementia risk in older adults

A long-term randomized study found that adults 65 and older who completed speed-of-processing training, with later booster sessions, were less likely to be diagnosed with dementia up to twenty years later.

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23 Dec 2025

Gene and blood‑vessel damage add to dementia risk

Researchers studied a genetic variant (APOE ε4) and white matter hyperintensities (WMH), a sign of small blood‑vessel damage. They found both factors raise dementia risk additively, and vascular health may be improved to lower that risk.

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5 Dec 2025

Twenty Minutes Twice a Week May Slow Dementia

A new study led by Texas A&M researchers found that 20 minutes of exercise twice weekly may help slow dementia progression in older adults. The team used 2012–2020 Health and Retirement Study data and noted some study limits.

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