Alzheimer's Research News

September 12, 2025

Top Headlines

Simple Blood Test Could Spot Alzheimer’s Years Before Symptoms

Sep. 9, 2025 — Scientists discovered that certain blood proteins linked to brain injury and inflammation strongly correlate with early signs of memory and cognitive decline, especially in Hispanic and Latino adults. This breakthrough points to a future where ...

A 3-minute Brainwave Test Could Spot Alzheimer’s Years Before Symptoms

Sep. 4, 2025 — Scientists at the University of Bath have developed a simple three-minute brainwave test called Fastball EEG that can detect memory problems years before Alzheimer’s is typically diagnosed. Unlike traditional memory tests, it passively records ...

Stronger Weed, Higher Risk? Potent THC Linked to Psychosis and Addiction

Sep. 2, 2025 — A sweeping review of nearly 100 studies has raised concerns about the mental health impacts of high-potency cannabis products. Researchers found strong links to psychosis, schizophrenia, and cannabis use disorder, while results for anxiety and ...

Common Heart Drug Taken by Millions Found Useless, Possibly Risky

Aug. 31, 2025 — Beta blockers, used for decades after heart attacks, provide no benefit for patients with preserved heart function, according to the REBOOT trial. The massive study also found women faced higher risks when taking the drug. Experts say the results ...

Lithium Deficiency May Be the Hidden Spark Behind Alzheimer’s

Aug. 29, 2025 — Harvard scientists have uncovered that lithium, a naturally occurring element in the brain, may be the missing piece in understanding Alzheimer’s. Their decade-long research shows that lithium depletion—caused by amyloid plaques binding to ...

Cannabis for Coping? Why It May Trigger Paranoia

Aug. 28, 2025 — Using cannabis to self-medicate comes with hidden dangers—new research shows these users face higher paranoia and consume more THC. Childhood trauma further amplifies the risks, especially emotional abuse, which strongly predicts ...

Tiny Protein Dismantles the Toxic Clumps Behind Alzheimer’s

Aug. 23, 2025 — St. Jude researchers revealed that midkine blocks amyloid beta from forming harmful clumps linked to Alzheimer’s. Without it, the damaging assemblies accelerate, but with it, growth halts. The finding could inspire new drugs that harness ...

How Cats with Dementia Could Help Crack the Alzheimer’s Puzzle

Aug. 14, 2025 — Cats can naturally develop dementia with brain changes strikingly similar to Alzheimer’s disease in humans, including toxic amyloid-beta buildup and loss of synapses. A new study shows these similarities could make cats valuable natural models for ...

The Hidden Mental Health Danger in Today’s High-THC Cannabis

Aug. 12, 2025 — THC levels in cannabis have soared in recent years, raising the risk of psychosis—especially in young, frequent users. Studies reveal a strong connection between cannabis-induced psychosis and schizophrenia, making early cessation and treatment ...

Scientists Reversed Memory Loss by Powering the Brain’s Tiny Engines

Aug. 12, 2025 — Scientists have discovered a direct cause-and-effect link between faulty mitochondria and the memory loss seen in neurodegenerative diseases. By creating a novel tool to boost mitochondrial activity in mouse models, researchers restored memory ...

This Sugar Molecule Could Stop Type 1 Diabetes, by Fooling the Immune System

Aug. 2, 2025 — In a fascinating twist, Mayo Clinic researchers discovered that a sugar molecule cancer cells use to hide from the immune system might also protect insulin-producing beta cells in type 1 diabetes. By ...

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 ...

Latest Headlines

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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 ...

Is the Air You Breathe Silently Fueling Dementia? A 29-Million-Person Study Says Yes

July 27, 2025 — Air pollution isn't just bad for your lungs—it may be eroding your brain. In a sweeping review covering nearly 30 million people, researchers found ...

Synthetic Storm: What’s Really in Your Teen’s Vape — and Why Scientists Are Alarmed

July 1, 2025 — Teen vaping is changing fast — and not in a good way. A large national study found that more adolescents are vaping THC, CBD, and especially ...

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 ...

Microscopic Heist: How Lung Bacteria Forge Weapons to Steal Iron and Survive

June 19, 2025 — Researchers investigating the enigmatic and antibiotic-resistant Pandoraea bacteria have uncovered a surprising twist: these pathogens don't just ...

Hidden in Your Dna: The Mutation Combo That Raises Clot Risk by 180%

June 8, 2025 — Genetic research in Sweden has unveiled three new gene variants that dramatically increase the risk of venous blood clots, sometimes by up to 180%. These discoveries build on existing knowledge of ...

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 ...

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 ...

First Vascularized Model of Stem Cell Islet Cells

May 23, 2025 — Researchers have developed a vascularized organoid model of hormone secreting cells in the pancreas. The advance promises to improve diabetes research and cell-based ...

Survival Trick: Pathogen Taps Iron Source in Immune Cells

May 19, 2025 — The body defends itself against pathogens by depriving them of vital iron. However, this strategy doesn't always succeed against Salmonella. Researchers have discovered that these bacteria ...

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

May 16, 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 ...

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 — Discovering whether the brain carries early signs of Alzheimer’s doesn’t necessarily spark fear or sadness—in fact, people often feel less anxious after learning their results. But there’s a ...

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 ...

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 ...

Low Iron Could Cause Brain Fog During Menopause Transition

Apr. 28, 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. 28, 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 ...

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 secondary function that triggers a pathway that ...

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 ...

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 disorders, according to scientists. By engineering ...

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 before the expected onset of dementia ...

Researchers Identify a Novel Mechanism of Fetal Anemia Linked to Mitochondrial Protein Synthesis Deficiency

Apr. 9, 2025 — A team of researchers has uncovered a previously unrecognized role of mitochondrial protein synthesis in the maintenance of intracellular iron distribution. Disruption of this process was found to ...

Advanced Imaging Reveals Mechanisms That Cause Autoimmune Disease

Apr. 9, 2025 — Those who suffer myasthenia gravis experience muscle weakness that can affect the muscles we use to blink, smile and move our bodies. Researchers used a cutting-edge imaging technique to uncover new ...

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, ...

AI Is as Good as Pathologists at Diagnosing Celiac Disease, Study Finds

Mar. 27, 2025 — A machine learning algorithm was able to correctly identify in 97 cases out of 100 whether or not an individual had Celiac disease based on their biopsy, new research has shown. The AI tool, which ...