Alzheimer's News

July 29, 2025

Top Headlines

Think It’s Just Aging? Why Dementia Is Missed for 3.5 Years on Average

July 28, 2025 — Many people with dementia endure long delays often over 3 years before receiving a diagnosis, with even longer waits for younger patients. A global review of over 30,000 cases reveals that age, dementia type, and systemic healthcare issues like ...

Scientists Discover the Receptor That Helps Your Brain Clean Itself—and Fight Alzheimer’s

July 27, 2025 — Scientists at UCSF have uncovered how certain immune cells in the brain, called microglia, can effectively digest toxic amyloid beta plaques that cause Alzheimer’s. They identified a key receptor, ...

Iron Overload: The Hidden Culprit Behind Early Alzheimer’s in Down Syndrome

June 21, 2025 — USC researchers have uncovered a hidden driver behind the early and severe onset of Alzheimer's in people with Down syndrome: iron overload in the brain. Their study revealed that individuals with ...

Immune System Discovery Reveals Potential Solution to Alzheimer's

June 2, 2025 — A new way of thinking about Alzheimer's disease has yielded a discovery that could be the key to stopping the cognitive decline seen in Alzheimer's and other neurodegenerative diseases, including ALS and ...

Common Gene Variant Doubles Dementia Risk for Men

May 30, 2025 — New research has found that men who carry a common genetic variant are twice as likely to develop dementia in their lifetime compared to ...

Research Untangles Role of Stress Granules in Neurodegenerative Disease

May 28, 2025 — Scientists found that stabilizing stress granules suppresses the effects of ALS-causing mutations, correcting previous models that imply stress granules promote amyloid ...

Whether It's Smoking or Edibles, Marijuana Can Be Bad for Your Heart, Study Suggests

May 28, 2025 — A new study finds that chronic cannabis use -- whether it's smoked or consumed in edible form -- is associated with significant cardiovascular ...

Study Reveals Impacts of Alzheimer's Disease on the Whole Body

May 17, 2025 — While Alzheimer's disease is mostly considered a disorder of the brain, emerging evidence suggests that the condition also affects other organs of the body. Working with the laboratory fruit fly, researchers provide a new understanding of how ...

Energy and Memory: A New Neural Network Paradigm

May 14, 2025 — Listen to the first notes of an old, beloved song. Can you name that tune? If you can, congratulations -- it's a triumph of your associative memory, in which one piece of information (the first few notes) triggers the memory of the entire pattern ...

Sugar-Coated Nanotherapy Dramatically Improves Neuron Survival in Alzheimer's Model

May 14, 2025 — In many neurodegenerative diseases, proteins misfold and clump together in brain tissue. Scientists developed a new therapy made of peptides and a sugar that naturally occurs in plants. The ...

Knowing Your Alzheimer's Risk May Ease Anxiety but Reduce Motivation for Healthy Habits

May 7, 2025 — Learning about one's risk for Alzheimer's disease may not lead to emotional distress, but motivation to maintain healthy lifestyle changes tends to fade over time, even in people at high risk, ...

Most People Say They Want to Know Their Risk for Alzheimer's Dementia, Fewer Follow Through

May 6, 2025 — A new study examines the choices healthy research volunteers make when given the opportunity to learn their risk of developing Alzheimer's disease dementia. The researchers found a large discrepancy ...

Latest Headlines

updated 12:12pm EDT

Low Iron Could Cause Brain Fog During Menopause Transition

Apr. 30, 2025 — New research sheds light on an understudied area of science: iron levels in the blood and their relationship to cognitive performance in women transitioning into menopause. The findings are good news ...

First Synthetic 'Mini Prion' Shows How Protein Misfolding Multiplies

Apr. 30, 2025 — Prions transmit their abnormally folded shape onto other proteins. Researchers designed a synthetic fragment of the tau protein that exhibits prion-like behavior. Misfolded tau proteins are the ...

Increasing Physical Activity in Middle Age May Protect Against Alzheimer's Disease

Apr. 30, 2025 — An increase in physical activity between the ages of 45 and 65 could help prevent Alzheimer's disease, while inactivity may be detrimental to brain ...

AI Helps Unravel a Cause of Alzheimer's Disease and Identify a Therapeutic Candidate

Apr. 25, 2025 — A new study found that a gene recently recognized as a biomarker for Alzheimer's disease is actually a cause of it, due to its previously unknown ...

Immune Cells Drive Congenital Paralysis Disease

Apr. 25, 2025 — Patients with spastic paraplegia type 15 develop movement disorders during adolescence that may ultimately require the use of a wheelchair. In the early stages of this rare hereditary disease the ...

Study Shows Addressing Working Memory Can Help Students With Math Difficulty Improve Word Problem-Solving Skills

Apr. 22, 2025 — Working memory is like a mental chalkboard we use to store temporary information while executing other tasks. Scientists worked with more than 200 ...

Engineered Microglia Show Promise for Treating Alzheimer's and Other Brain Diseases

Apr. 21, 2025 — A new way to deliver disease-fighting proteins throughout the brain may improve the treatment of Alzheimer's disease and other neurological ...

Hereditary Alzheimer's: Blood Marker for Defective Neuronal Connections Rises Early

Apr. 16, 2025 — Individuals with a genetic predisposition to Alzheimer's disease show altered blood levels indicating damaged neuronal contacts as early as 11 years ...

Scientists Identify Key Enzyme in Alzheimer's Disease That Links Brain Inflammation to Memory Loss

Apr. 14, 2025 — A research team has identified a previously unknown enzyme, SIRT2, that plays a key role in memory loss associated with Alzheimer's disease (AD). The ...

ALS Drug Effectively Treats Alzheimer's Disease in New Animal Study

Apr. 8, 2025 — Experimental drug NU-9 -- a small molecule compound approved by the U.S. Food and Drug Administration (FDA) for clinical trials for the treatment of amyotrophic lateral sclerosis (ALS) -- improves ...

Study Strengthens Link Between Shingles Vaccine and Lower Dementia Risk

Apr. 2, 2025 — A new analysis of a vaccination program in Wales found that the shingles vaccine appeared to lower new dementia diagnoses by 20% -- more than any other known ...

Highly Accurate Blood Test Diagnoses Alzheimer's Disease, Measures Extent of Dementia

Mar. 31, 2025 — A newly developed blood test for Alzheimer's disease not only aids in the diagnosis of the neurodegenerative condition but also indicates how far it has progressed, according to a new ...

Digital Technology and AI Can Support Workers With Dementia

Mar. 27, 2025 — People with dementia can enjoy productive and rewarding working lives in the digital era, contrary to the widespread stereotype that dementia is incompatible with the use of modern technology, ...

ADHD May Be Associated With an Increased Risk of Dementia

Mar. 25, 2025 — An adult brain affected by attention deficit disorder with or without hyperactivity (ADHD) presents modifications similar to those observed in individuals suffering from dementia. These are the ...

Study Confirms Accuracy of Blood Test for Early Alzheimer's Detection in Asian Populations

Mar. 24, 2025 — A study has demonstrated the high accuracy of plasma p-tau217 as a blood-based biomarker for detecting abnormal brain beta-amyloid pathology, a hallmark of Alzheimer's ...

How the Brain Links Related Memories Formed Close in Time

Mar. 21, 2025 — If you've ever noticed how memories from the same day seem connected while events from weeks apart feel separate, a new study reveals the reason: Our brains physically link memories that occur ...

Anti-Amyloid Drug Shows Signs of Preventing Alzheimer's Dementia

Mar. 19, 2025 — An experimental drug appears to reduce the risk of Alzheimer's-related dementia in people destined to develop the disease in their 30s, 40s or 50s, according to the results of a new study. The ...

Inflammatory Messenger Fuels Alzheimer's

Mar. 17, 2025 — Researchers have detailed the precise mechanism through which the inflammatory signaling molecule IL-12 contributes to Alzheimer's ...

Compound Found in Common Herbs Inspires Potential Anti-Inflammatory Drug for Alzheimer's Disease

Mar. 10, 2025 — The herb rosemary has long been linked with memory: 'There's rosemary, that's for remembrance,' says Ophelia in Shakespeare's Hamlet. So it is fitting that researchers would ...

Alzheimer's Treatment May Lie in the Brain's Own Cleanup Crew

Mar. 6, 2025 — A new study suggests a promising alternative to previous attempts to remove the sticky, toxic amyloid beta plaques from brains with Alzheimer's Disease: enhancing the brain's own immune ...

Researchers Identify Molecular Glues That Protect Insulin-Producing Cells from Damage Related to Diabetes

Mar. 4, 2025 — Researchers have discovered a novel approach to protecting insulin-producing beta cells from the damaging effects of glucolipotoxicity - a harmful condition linked to the progression of type 2 ...

Nuns Contribute 30 Years of Critical Insight Into Dementia Disorders

Feb. 26, 2025 — Researchers published a study analyzing more than 30 years of aging and dementia patterns of 678 ...

Small Amounts of Moderate to Vigorous Physical Activity Are Associated With Big Reductions in Dementia Risk

Feb. 20, 2025 — A little movement could help prevent dementia, even for frail older adults, suggests a new ...

Peristaltic Pump Flow Induces Amyloid Formation

Feb. 28, 2025 — Researchers found that peristaltic pump flow mechanically breaks supersaturation to induce amyloid formation by hen egg white lysozyme, a-synuclein, amyloid b 1-40, and b2-microglobulin. The high ...

Biomarker Test Can Detect Alzheimer's Pathology Earlier

Feb. 10, 2025 — Years before tau tangles show up in brain scans of patients with Alzheimer's disease, a biomarker test can detect small amounts of the clumping-prone tau protein and its misfolded pathological ...

The Two Proteins Involved in Alzheimer's Disease Affect Brain Circuits Differently

Feb. 6, 2025 — A research team has discovered that the two key pathological hallmarks of Alzheimer's -- tau protein and beta-amyloid -- affect brain circuits in distinct yet synergistic ways, particularly ...

Research in Fruit Flies Pinpoints Brain Pathways Involved in Alcohol-Induced Insomnia

Feb. 6, 2025 — Research in fruit flies has identified specific groups of cholinergic brain cells that are involved in alcohol-induced insomnia. This work could ultimately lead to targeted treatments for ...

New Drug Shows Promise in Reversing Memory Loss for Early Alzheimer's Patients

Feb. 4, 2025 — A paradigm-shifting study shows an experimental drug, GL-II-73, has the potential to restore memory and cognitive function in a mouse model of Alzheimer's disease. The study demonstrates that ...

Blood Test May Detect Stroke Type Before Hospital Arrival, Allowing Faster Treatment

Jan. 30, 2025 — People with brain bleeds had nearly 7 times higher blood levels of a specific brain protein, called glial fibrillary acidic protein (GFAP), than those who had strokes caused by clots in a study ...

No Differences Between Dementia Care Approaches on Patient Behavioral Symptoms or Caregiver Strain

Jan. 29, 2025 — Research comparing different approaches to dementia care for people with Alzheimer's disease and other dementias found no significant differences in patient behavioral symptoms or caregiver ...