Alzheimers Disease

Find out everything there is to know about Alzheimer's disease and stay updated on the latest news in memory loss with the comprehensive articles, interactive features and pictures at LiveScience.com. Learn more about this disease as scientists continue to make amazing discoveries about memory.

Latest about Alzheimers & Dementia

monthly calendar set up on a tabletop with its pages turning

'Groundhog Day' syndrome made a man feel like he was reliving the same events

By Soumya Sagar published

A man was convinced that the same events kept happening. The delusion was likely a complication of Alzheimer's.

illustration shows a close up of a DNA molecule depicted in greyish blue

A man's rare gene variant may have shielded him from devastating form of early Alzheimer's

By Stephanie Pappas published

The discovery of a gene variant that protects against an early, insidious form of Alzheimer's could lead to new treatments for the disease.

senior man completing a crossword in a newspaper

Brain training probably won't reduce Alzheimer's risk — here's why

By Lou Mudge published

Science suggests "challenging the brain" won't prevent Alzheimer's disease.

Bruce Willis wears a tuxedo and bow tie in front of a blue background. He was attending the Comedy Central Roast of Bruce Willis at Hollywood Palladium on July 14, 2018 in Los Angeles, California.

Bruce Willis diagnosed with frontotemporal dementia: What to know about the disorder

By Nicoletta Lanese published

After being diagnosed with aphasia in 2022, Bruce Willis has now been diagnosed with frontotemporal dementia.

Illustration of amyloid plaques amongst neurons and neurofibrillary tangles inside neurons.

Alzheimer's disease: Brain changes, symptoms and treatment

By Cari Nierenberg, Joe Phelan last updated

Alzheimer's disease is the most common form of dementia that causes memory and thinking problems, as well as behavioral changes, in adults.

MRIs showing various cross sections of a human brain

Similar brain 'thinning' seen in older adults with obesity and people with Alzheimer's

By Nicoletta Lanese published

A new study links obesity to patterns of brain tissue loss that overlap with those seen in Alzheimer's disease.

illustration depicts amyloid-beta peptides, the building blocks of amyloid-beta plaques, building up in the brain among individual neurons

New Alzheimer's drug slightly slows cognitive decline. Experts say it's not a silver bullet.

By Nicoletta Lanese published

Experts weigh in on whether the newly approved Alzheimer's treatment lecanemab is worth taking.

Brain tissue from deceased patients with Alzheimer's has more tau protein buildup (brown spots) and fewer neurons (red spots) as compared to healthy brain tissue.

Alzheimer's Directly Kills Brain Cells That Keep You Awake

By Yasemin Saplakoglu published

Napping could be considered an early symptom of Alzheimer's disease.

Neurons in the brain.

A Newly Recognized Brain Disorder Can Mimic Alzheimer's. Here's How It's Different.

By Rachael Rettner published

Researchers are officially defining a new brain disorder that mimics Alzheimer's disease.

An illustration of a pencil erasing parts of a brain to conceptualize Alzheimer's disease

What Causes Alzheimer's? We Don't Really Know Yet

By Yasemin Saplakoglu published

This week, a study suggested bacteria that causes gum disease might be to blame.

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