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Alzheimer's And Dementia Weekly

Support & Insight for the Autumn of Life

Sleep

Sleep ‘Sweet Spot’ Keeps Brain Sharp

February 6, 2026 No Comments

Too much sleep and too little sleep can contribute to cognitive decline, researchers report. Learn more.

Man sleeping peacefully on striped bedding, embracing relaxation and comfort.

A Good Night’s Sleep Clears Alzheimer’s Tau

January 30, 2026 No Comments

A research study finds when young healthy men had a full, uninterrupted night of rest, their blood levels showed a reduced level of tau, the biomarker for Alzheimer’s disease. The level was higher when they lost just one night of sleep. Learn more.

Pink Noise Machines Improve Sleep & Fight Dementia

January 7, 2026 No Comments

SLEEP VIDEO & ARTICLE: Sound stimulation can improve sleep and memory for people with pre-dementia. This study used easy-to-buy “pink noise” machines. See how simple sleep therapy makes a real difference.

Senior man resting peacefully on a bed inside a room with natural light and plants.

Sleep to Sweep: Deep Rest Cleans Brain Toxins, Cuts Dementia

October 26, 2025 No Comments

A new groundbreaking MRI study reveals how the brain’s “nightly cleaning crew” depends on quality sleep. When we rest deeply, brain fluids clear away toxins — protecting memory and cutting dementia risk.

A Bit of Sleep Prevents a Lot of Dementia

October 21, 2025 1 Comment

As little as 1% increase in deep-sleep per year, for people over 60, translates into a 27% decreased risk of dementia.

Sleep Works Around Alzheimer’s

August 19, 2025 2 Comments

At Washington University, extra sleep reinforced connections between brain cells that encode memories. Past studies linked extra sleep to boosting memory. This study links extra sleep to the repair of damaged memory systems.

Silhouette of a cyclist during sunset on a New York City street with urban buildings and cars.

Sundowning Care from Sunset ’til Sunrise

July 25, 2025 No Comments

For 12 years, a special program called “Dusk ‘Til Dawn” has been successfully fighting sundowning.

Calm Asian female wearing white pajama sleeping in comfortable bed with white sheets near modern mobile phone in morning

Sleep Clears Brain Waste, Lowers Dementia Risk

July 4, 2025 No Comments

Berkeley researchers reveal deep sleep might protect memory—even in the face of Alzheimer’s. Could your nightly rest be the brain’s best defense?

Common Sleep Aid Blocks 40% More Alzheimer’s Tau

June 3, 2025 3 Comments

Sleep aid lemborexant (better known by its brand name Dayvigo) showed 40% more hippocampal brain volume than other drugs.

Senior woman sleeping peacefully in bed, conveying tranquility and rest.

27 Sleep Tips to Fight Alzheimer’s

April 21, 2025 9 Comments

Poor sleep aggravates dementia and increases Alzheimer’s risk. Sleeping well restores and refreshes the brain. Learn to get a good night’s sleep to prevent and treat dementia. Check out these tips.

Sleep ‘Sweet Spot’ Keeps Brain Sharp

February 6, 2026

Too much sleep and too little sleep can contribute to cognitive decline, researchers report. Learn more.

Seeing the Same GP Improves Dementia Treatment

February 5, 2026

People with dementia who were consistently seen by the same General Practitioner (GP) are given fewer medicines and are less likely to be given medicines that can cause problems, according to researchers at University of Exeter. Learn more.

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How Lecanemab Clears Amyloid and Slows Alzheimer’s—even as Tau Spreads

February 5, 2026

New early-onset Alzheimer’s data show that lecanemab can slow functional decline—even while tau continues to spread in the brain. The research helps explain how amyloid-lowering treatments may still preserve daily life, despite the disease’s complexity.

Most Popular Stories

Sleep ‘Sweet Spot’ Keeps Brain Sharp

Too much sleep and too little sleep can contribute to cognitive decline, researchers report. Learn more.

Seeing the Same GP Improves Dementia Treatment

I Will Remind You

A deep promise to be there for an Alzheimer’s parent, this heartwarming song was written as a tribute to families facing dementia.

Memory & Amyloid

Amyloid is one of the leading culprits behind Alzheimer’s. Scientists know it damages memory by killing brain cells. Now research reveals how amyloid triggers memory loss in perfectly healthy brain cells as well. Learn more about how Alzheimer’s develops.