Alzheimer's News

March 31, 2025

Top Headlines

Your Neighborhood May Affect Your Risk of Dementia

Mar. 26, 2025 — People living in more disadvantaged neighborhoods may be more likely to develop dementia than people living in neighborhoods with fewer disadvantages, according to a new study. The study does not prove that neighborhood factors cause dementia; it ...

Study Unlocks How Diabetes Distorts Memory and Reward Processing

Mar. 26, 2025 — A research team says high blood sugar levels appear to weaken function in key part of brain, mimicking ...

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 findings of a study which shows that, compared with ...

At-Home Smell Test for Early Detection of Alzheimer's Disease

Mar. 24, 2025 — Researchers developed olfactory tests -- in which participants sniff odor labels that have been placed on a card -- to assess people's ability to discriminate, identify and remember odors. They found that participants could successfully take the ...

Latest Headlines

updated 8:55am EDT

Highly Educated People Face Steeper Mental Declines After Stroke

Mar. 26, 2025 — Stroke survivors who have attended some level of higher education may face even steeper mental declines, according to a study. The findings suggest that attending higher education may enable people ...

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 ...

Boosting Brain's Waste Removal System Improves Memory in Old Mice

Mar. 21, 2025 — Aging compromises the lymphatic vessels surrounding the brain, disabling waste drainage from the brain and impacting cognitive function. Researchers boosted lymphatic vessel integrity in old mice and ...

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 ...

Groundbreaking AI Tool Generates 3D Map of the Brain

Mar. 19, 2025 — A new AI tool builds sophisticated map of mouse ...

Latest Alzheimer's Drug Shown Less Effective in Females Than Males

Mar. 18, 2025 — A research team has found that lecanemab was probably less effective in females than males in its Phase 3 trial. However, there was insufficient evidence to say the drug was totally ineffective in ...

Study Finds Unique Brain Changes Linked to Witnessing Trauma

Mar. 18, 2025 — Researchers discovered distinct molecular differences in how the brain processes directly experienced versus witnessed trauma -- a finding that could lead to more targeted treatments for ...

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 ...

Vocal Changes in Birds May Predict Age-Related Disorders in People, Study Finds

Mar. 12, 2025 — Neuroscientists have found a link between vocal changes and the aging brain in zebra finch songbirds, which could help lead to earlier diagnoses for ...

New Clue on What Is Leading to Neurodegenerative Diseases Like Alzheimer's and ALS

Mar. 14, 2025 — Researchers have revealed a new scientific clue that could unlock the key cellular pathway leading to devastating neurodegenerative diseases like ...

Lowering Bioenergetic Age May Help Fend Off Alzheimer's

Mar. 13, 2025 — A person's 'bioenergetic age' -- or how youthfully their cells generate energy -- might be a key indicator of whether they're at risk of developing Alzheimer's disease, new ...

Scientists Solve Decades-Long Parkinson's Mystery

Mar. 13, 2025 — Researchers have made a huge leap forward in the fight against Parkinson's disease, solving a decades-long mystery. In a major breakthrough, they have been able to see the human PINK1 protein ...

Can AI Help Detect Cognitive Impairment?

Mar. 13, 2025 — Mild cognitive impairment (MCI) can be an early indicator of Alzheimer's disease or dementia, so identifying those with cognitive issues early could lead to interventions and better outcomes. ...

'Doomsday Clock' and Patterns of Mortality and Mental Health in the United States

Mar. 12, 2025 — A new study investigated the mortality and mental health correlates of the iconic Bulletin of the Atomic Scientists' Doomsday ...

Assessing Pain, Anxiety and Other Symptoms of Nursing Home Residents Unable to Speak for Themselves

Mar. 12, 2025 — As many as half of nursing home residents are cognitively impaired and may be unable to communicate symptoms such as pain or anxiety to those caring for them. Therefore, information needed for the ...

Blood Test Shows Promise for Early Detection of Dementia

Mar. 11, 2025 — For people with a certain sleep disorder, a simple blood test could help predict the development of dementia years before symptoms appear, a new study indicates. Idiopathic REM sleep behavior ...

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 ...

Brain Mapping Unlocks Key Alzheimer's Insights

Mar. 6, 2025 — Researchers have used a new brain-mapping technique to identify memory-related brain cells vulnerable to protein buildup, a key factor in the development of Alzheimer's disease, an incurable, ...

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 ...

Repurposed ALS Drug Becomes Imaging Probe to Help Diagnose Neurodegeneration

Mar. 5, 2025 — Scientists used positron emission tomography (PET) with edaravone, a drug used to treat ALS, to detect oxidative stress, which leads to brain damage, offering a clear path to detecting neurological ...

Among Older Women, Hormone Therapy Linked to Tau Accumulation, a Hallmark of Alzheimer's Disease

Mar. 5, 2025 — A new study has found faster accumulation of tau -- a key indicator of Alzheimer's disease -- in the brains of women over the age of 70 who took menopausal hormone therapy (HT) more than a ...

Consumer Devices Can Be Used to Assess Brain Health

Mar. 4, 2025 — Technology is changing how physicians think about assessing patients and, in turn, how patients expect to be able to measure their own health. Apps designed for smartphones and wearable devices can ...

Evidence Expanding That 40Hz Gamma Stimulation Promotes Brain Health

Mar. 3, 2025 — A decade of studies from labs around the world provide a growing evidence base that increasing the power of the brain's gamma rhythms could help fight Alzheimer's, and perhaps other, ...

Key Protein Identified for Understanding and Treating Alzheimer's Disease

Feb. 28, 2025 — Researchers have identified a specific form of the tau protein that is responsible for mediating the toxicity of harmful protein clumps in human neurons and thus represents a target for future ...

How Air Pollution and Wildfire Smoke May Contribute to Memory Loss in Alzheimer's Disease

Feb. 27, 2025 — Air pollution contributes to nearly 7 million premature deaths each year, and its effects go far beyond the lungs. Breathing in wildfire smoke or automobile-related city smog doesn't just ...

Nasal Spray Shows Preclinical Promise for Treating Traumatic Brain Injury

Feb. 27, 2025 — A new study suggests a nasal spray developed to target neuroinflammation could one day be an effective treatment for traumatic brain injury (TBI). By studying the effects of the nasal anti-CD3 in a ...

Blood Test Could Lead to Better Diagnosis and Management of ALS

Feb. 26, 2025 — ALS, or amyotrophic lateral sclerosis, can sometimes be difficult to diagnose or to predict how quickly the disease is likely to progress. A new study helps determine which blood tests are best at ...

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 ...

Researchers Identify Potential Link Between Retinal Changes, Alzheimer's Disease

Feb. 26, 2025 — A team of scientists has identified that an eye condition affecting the retina, the light-sensing tissue in the back of the eye, may serve as an early indicator for Alzheimer's ...

Researchers Discover 16 New Alzheimer's Disease Susceptibility Genes

Feb. 25, 2025 — Investigators have conducted a multi-ancestry, whole genome sequencing association study of Alzheimer's disease and found evidence for 16 new susceptibility genes, expanding the study of ...