Disorders and Syndromes News

November 4, 2025

Top Headlines

Scientists Reverse Anxiety by Rebalancing the Brain

Nov. 4, 2025 — Researchers have discovered a specific set of neurons in the amygdala that can trigger anxiety and social deficits when overactive. By restoring the excitability balance in this brain region, they successfully reversed these symptoms in mice. The ...

A Groundbreaking Brain Map Could Revolutionize Parkinson’s Treatment

Nov. 3, 2025 — Duke-NUS scientists unveiled BrainSTEM, a revolutionary single-cell map that captures the full cellular diversity of the developing human brain. The project’s focus on dopamine neurons provides crucial insight for Parkinson’s treatment. Their ...

Alzheimer’s Might Be Powered by a Broken Sleep-wake Cycle

Nov. 3, 2025 — Disrupted sleep patterns in Alzheimer’s disease may be more than a symptom—they could be a driving force. Researchers at Washington University found that the brain’s circadian rhythms are thrown off in key cell types, changing when hundreds of ...

Resetting the Body’s Rhythm Could Protect the Brain from Alzheimer’s

Nov. 1, 2025 — Researchers discovered that altering the body’s natural rhythm can help protect the brain from Alzheimer’s damage. By turning off a circadian protein in mice, they raised NAD+ levels and reduced harmful tau buildup. The findings suggest that ...

Your ZIP Code Could Reveal Your Risk of Dementia

Oct. 31, 2025 — People living in socially and economically disadvantaged neighborhoods may face higher dementia risks, according to new research from Wake Forest University. Scientists found biological signs of Alzheimer’s and vascular brain disease in those from ...

Scientists Reverse Alzheimer’s in Mice with Groundbreaking Nanotech

Oct. 30, 2025 — Researchers used supramolecular nanoparticles to repair the brain’s vascular system and reverse Alzheimer’s in mice. Instead of carrying drugs, the nanoparticles themselves triggered natural clearance of amyloid-β proteins. This restored ...

Gum Disease May Quietly Damage the Brain, Scientists Warn

Oct. 29, 2025 — People with gum disease may have higher levels of brain white matter damage, a new study finds. Researchers observed that participants with gum disease had significantly more white matter hyperintensities, even after accounting for other risk ...

Your IQ May Determine How Well You Hear in a Crowd

Oct. 29, 2025 — New research reveals that intelligence plays a key role in how well people process speech in noisy environments. The study compared neurotypical and neurodivergent individuals and found that cognitive ability predicted performance across all groups. ...

Scientists Discover a Surprising Way to Quiet the Anxious Mind

Oct. 27, 2025 — Generalized anxiety disorder affects millions, often trapping sufferers in cycles of fear and isolation that conventional medications barely relieve. At UCSF, neuroscientist Jennifer Mitchell is testing a pharmaceutical form of LSD called MM120, ...

Weight-loss Drugs Like Ozempic May Also Curb Drug and Alcohol Addiction

Oct. 26, 2025 — GLP-1 drugs, originally developed for diabetes and obesity, may also curb addictive behaviors by acting on reward circuits in the brain. Early trials show reductions in alcohol intake, opioid seeking, and nicotine use. Though more research is ...

Scientists Say This Simple Diet Change Can Improve Sleep Fast

Oct. 25, 2025 — A new study shows that eating more fruits and vegetables during the day can significantly improve sleep that same night. Researchers found a clear link between diet quality and sleep depth, with participants who met the CDC’s daily produce ...

Fat-fueled Neuron Discovery Could Unlock New Treatments for Brain Disease

Oct. 25, 2025 — Researchers found that neurons can use fat, not just sugar, to power the brain. When a protein called DDHD2 fails, this process breaks down and leads to serious brain problems. Scientists were able to restore damaged cells by feeding them fatty ...

Latest Headlines

updated 10:17am EST

Walking May Be the Brain’s Best Defense Against Alzheimer’s

Nov. 4, 2025 — Walking a few thousand steps daily may help hold off Alzheimer’s for years, a Mass General Brigham study found. Even moderate physical activity slowed both cognitive decline and the buildup of ...

Online Brain Training Reverses 10 Years of Aging in Memory and Learning

Oct. 29, 2025 — A new McGill-led study reveals that digital brain exercises can rejuvenate aging brain systems responsible for learning and memory. Older adults using BrainHQ for 10 weeks showed restored cholinergic ...

Scientists Launch $14.2 Million Project to Map the Body’s “hidden Sixth Sense”

Oct. 25, 2025 — Inside your body, an intricate communication network constantly monitors breathing, heart rate, digestion, and immune function — a hidden “sixth ...

Oct. 24, 2025 — A massive genetic study found that naturally lower cholesterol is linked to a dramatically reduced risk of dementia. The research simulated the effects of cholesterol-lowering drugs and showed up to ...

Scientists Finally See What Sparks Parkinson’s

Oct. 24, 2025 — Researchers have finally seen and measured the tiny alpha-synuclein oligomers that may ignite Parkinson’s disease. With the ultra-sensitive ASA-PD imaging method, they captured these clusters in ...

Scientists Reversed Brain Aging and Memory Loss in Mice

Oct. 23, 2025 — Cedars-Sinai researchers created “young” immune cells from human stem cells that reversed cognitive decline and Alzheimer’s symptoms in mice. The treated animals showed better memory and ...

A “toxic Duo” May Be the Hidden Trigger Behind Alzheimer’s Disease

Oct. 22, 2025 — Scientists have uncovered a toxic alliance between Aβ and fibrinogen that may explain how Alzheimer’s disease begins. The two proteins together create stubborn clots that damage blood vessels and ...

Running Fixes What Junk Food Breaks in the Brain

Oct. 21, 2025 — New research reveals that exercise counteracts the mood-damaging effects of a Western-style diet through specific gut and hormonal mechanisms. Running restored metabolites tied to mental well-being ...

Scientists Discover How a High-Fat Keto Diet Could Keep Your Brain Young

Oct. 21, 2025 — Mizzou scientists are exploring how a ketogenic diet may protect the brain and prevent Alzheimer’s in people genetically predisposed to it. Their study found that female mice with the APOE4 gene ...

Brain Fog During Menopause? Here’s What’s Really Going on

Oct. 21, 2025 — Menopause brings profound shifts not just in hormones but in the very structure of the brain. Scientists have found that gray matter in regions tied to memory and thinking can shrink, while white ...

Earlier Headlines

Scientists Detect Hidden Brain Damage Years Before MS Symptoms

Oct. 21, 2025 — Scientists at UCSF have uncovered evidence that multiple sclerosis silently damages the brain years before diagnosis. By studying proteins in blood samples, they identified early immune signals and ...

From Poison to Power: How Lead Exposure Helped Shape Human Intelligence

Oct. 16, 2025 — Long before humans built cities or wrote words, our ancestors may have faced a hidden threat that shaped who we became. Scientists studying ancient teeth found that early humans, great apes, and even ...

Tiny Brain Nanotubes Found by Johns Hopkins May Spread Alzheimer’s

Oct. 16, 2025 — Johns Hopkins scientists uncovered microscopic “nanotube” channels that neurons use to transfer toxic molecules. While this process clears waste, it can also spread harmful proteins like ...

Your Brain’s Power Supply May Hold the Key to Mental Illness

Oct. 14, 2025 — Groundbreaking Harvard research is exposing hidden energy failures inside brain cells that may drive major psychiatric conditions. By studying reprogrammed neurons, scientists are revealing how ...

Your DNA May Shape How You Use Cannabis

Oct. 20, 2025 — A major collaboration between UC San Diego and 23andMe identified genes that shape cannabis use behaviors. The study linked the CADM2 and GRM3 genes to cannabis use and connected these patterns to ...

Your Skin Could Warn of Hidden Mental Health Trouble

Oct. 13, 2025 — People experiencing their first psychotic episode who also have skin conditions such as rashes or itching are at greater risk of depression and suicidal thoughts, according to new research presented ...

Your Type of Depression Could Shape Your Body’s Future Health

Oct. 12, 2025 — Different types of depression affect the body in different ways. Atypical, energy-related depression raises the risk of diabetes, while melancholic depression increases the likelihood of heart ...

Stanford Scientists Grow Thousands of Mini Human Brains Using Common Food Additive

Oct. 18, 2025 — Stanford scientists have solved a long-standing challenge in growing brain organoids by using a simple food additive to keep them from sticking together. The breakthrough enables the production of ...

New Research Reveals How ADHD Sparks Extraordinary Creativity

Oct. 13, 2025 — Researchers have discovered that ADHD’s hallmark mind wandering might actually boost creativity. People who deliberately let their thoughts drift scored higher on creative tests in two large ...

Breakthrough Compounds May Reverse Nerve Damage Caused by Multiple Sclerosis

Oct. 11, 2025 — Researchers have identified two compounds, K102 and K110, that could repair the nerve damage from multiple sclerosis. These drugs help regenerate the protective myelin sheath and balance immune ...

Scientists Discover Brain Circuit That Can Switch Off Chronic Pain

Oct. 10, 2025 — Scientists have pinpointed Y1 receptor neurons in the brain that can override chronic pain signals when survival instincts like hunger or fear take precedence. Acting like a neural switchboard, these ...

Scientists Just Debunked the Calcium and Dementia Myth

Oct. 18, 2025 — A long-term Australian study found that calcium supplements do not raise dementia risk in older women, countering previous fears. The research followed more than 1,400 participants for nearly 15 ...

Brain Cancer That Eats the Skull Stuns Scientists

Oct. 5, 2025 — A new study shows glioblastoma isn’t confined to the brain—it erodes the skull and hijacks the immune system within skull marrow. The cancer opens channels that let inflammatory cells enter the ...

Why the Brain’s GPS Fails With Age, and How Some Minds Defy It

Oct. 5, 2025 — Stanford scientists found that aging disrupts the brain’s internal navigation system in mice, mirroring spatial memory decline in humans. Older mice struggled to recall familiar locations, while a ...

Hidden Cellular “power Switch” Could Transform Parkinson’s Treatment

Oct. 4, 2025 — Researchers uncovered a key cellular regulator, PP2A-B55alpha, that controls both the cleanup of damaged mitochondria and the creation of new ones. In Parkinson’s disease models, reducing this ...

Fat May Secretly Fuel Alzheimer’s, New Research Finds

Oct. 3, 2025 — New research from Houston Methodist reveals how obesity may directly drive Alzheimer’s disease. Scientists discovered that tiny messengers released by fat tissue, called extracellular vesicles, can ...

A Single Dose of Psilocybin May Rewire the Brain for Lasting Relief

Oct. 2, 2025 — Penn researchers found that psilocybin can calm brain circuits tied to pain and mood, easing both physical suffering and emotional distress in animal studies. The compound works in the anterior ...

Scientists Just Found a Molecule That Could Stop Parkinson’s in Its Tracks

Oct. 8, 2025 — Researchers have designed a peptide that prevents the deadly misfolding of alpha-synuclein, the protein behind Parkinson’s and some dementias. In lab and animal tests, it stabilized the protein and ...

The Invisible Chemical in the Air That Could Be Raising Parkinson’s Risk

Oct. 3, 2025 — A massive nationwide study has linked long-term exposure to the industrial chemical trichloroethylene (TCE) with a higher risk of Parkinson’s disease in older adults. Researchers examined over 1.1 ...

Feeling Stressed? Science Finds a Simple Way to Take Back Control

Oct. 20, 2025 — Feeling in control may be the key to conquering daily stress. Penn State researchers found that people were 62% more likely to resolve everyday hassles on days when they felt greater control. This ...