Healthy Aging News

November 1, 2025

Top Headlines

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 ...

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. ...

Why Women Live Longer Than Men, Explained by Evolution

Oct. 28, 2025 — An international team of researchers led by scientists from the Max Planck Institute for Evolutionary Anthropology in Leipzig, working with 15 collaborators around the world, has conducted the most comprehensive study yet of lifespan differences ...

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 an 80% lower risk for certain genetic profiles. ...

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 spark inflammation in the brain. These effects ...

These 80-year-olds Have the Memory of 50-year-olds. Scientists Finally Know Why

Oct. 19, 2025 — SuperAgers defy normal aging by keeping sharp memories and healthy brains well into their 80s. Northwestern scientists discovered that these individuals either resist the buildup of harmful brain ...

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 years and revealed no harmful cognitive effects. ...

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 at the ECNP meeting. Scientists found that 25% of ...

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 ...

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 few “super-agers” retained youthful brain ...

Think Light Drinking Protects Your Brain? Think Again

Oct. 4, 2025 — A massive new study combining observational and genetic data overturns the long-held belief that light drinking protects the brain. Researchers found that dementia risk rises in direct proportion to alcohol consumption, with no safe level ...

Latest Headlines

updated 8:58am EDT

Scientists Just Found a Surprising Link Between Gray Hair and Cancer

Oct. 25, 2025 — Japanese researchers discovered that hair graying and melanoma share a surprising cellular origin. When DNA damage strikes melanocyte stem cells, they may undergo a protective process called ...

Scientists Discover a Hidden Gene Mutation That Causes Deafness—and a Way to Fix It

Oct. 25, 2025 — Scientists have identified mutations in the CPD gene as a key cause of a rare congenital hearing loss, revealing how disruptions in arginine and ...

A Toxic Alzheimer’s Protein Could Be the Key to Fighting Cancer

Oct. 10, 2025 — A surprising link between Alzheimer’s and cancer reveals that amyloid beta, a harmful protein in the brain, actually empowers the immune system. It strengthens T-cells’ energy production, helping ...

Scientists Find Hidden Brain Damage Behind Dementia

Oct. 6, 2025 — A University of New Mexico scientist is revealing what might be one of the most overlooked causes of dementia — damage in the brain’s tiny blood vessels. Dr. Elaine Bearer has created a new way ...

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 ...

Millions Could Be Living With Hidden Smell Loss After COVID Without Knowing

Oct. 3, 2025 — A massive NIH-backed study reveals that COVID-19’s toll on smell may be more widespread and lasting than most realize. Even patients without noticeable symptoms often performed poorly on scent ...

First Living Cochlea Outside the Body Shows How Hearing Really Works

Sep. 30, 2025 — Scientists have kept a tiny slice of cochlea alive outside the body, directly witnessing how hair cells amplify sound. The finding confirms a universal principle of hearing and could pave the way for ...

Scientists Finally Explain the Real Reason Pregnant Women Get Morning Sickness

Sep. 29, 2025 — Morning sickness isn’t just random misery—it’s a biological defense system shaped by evolution to protect the fetus. By linking immune ...

Junk Food Can Scramble Memory in Just 4 Days

Sep. 29, 2025 — Scientists discovered that high-fat junk food disrupts memory circuits in the brain almost immediately. Within just four days, neurons in the hippocampus became overactive, impairing memory. ...

Living With Purpose May Protect Your Brain from Dementia

Sep. 28, 2025 — Living with a sense of purpose may not just enrich life, it could also guard against dementia. A UC Davis study tracking over 13,000 adults for up to 15 years found that people with higher purpose ...

Hidden Alzheimer’s Warning Signs Found in Parkinson’s Patients Without Dementia

Sep. 28, 2025 — Researchers in Japan discovered that Parkinson’s patients diagnosed in their 80s are far more likely to show signs of amyloid buildup, a hallmark of Alzheimer’s, even without dementia symptoms. ...

Scientists Reveal the Everyday Habits That May Shield You from Dementia

Sep. 21, 2025 — New studies reveal that lifestyle changes—such as exercise, healthy eating, and social engagement—can help slow or prevent cognitive decline. Experts say this low-cost, powerful approach could ...

Half of Adults Suffer from Dry Eyes, but Most Never Get Help

Sep. 15, 2025 — Dry eyes are far more common than previously believed, with over half of adults in the US and Europe experiencing symptoms, yet most remain undiagnosed for years. The large-scale NESTS study reveals ...

Hidden Brain Signal Reveals Alzheimer’s Years Before Symptoms

Sep. 22, 2025 — A new study has revealed that TSPO, a protein linked to brain inflammation, rises long before Alzheimer’s symptoms appear. Researchers tracked the protein in genetically engineered mice and ...

Sleepless Nights May Raise Dementia Risk by 40%, Mayo Clinic Reveals

Sep. 14, 2025 — Chronic insomnia may do more than leave you groggy, it could speed up brain aging. A large Mayo Clinic study found that people with long-term sleep troubles were 40% more likely to develop dementia ...

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 ...

Smog in the Brain: Dirty Air Speeds Alzheimer’s Decline

Sep. 8, 2025 — Scientists have discovered that even short-term exposure to polluted air can speed up Alzheimer’s, worsening toxic protein buildup in the brain and accelerating memory loss. The research connects ...

Why the Flu Turns Deadly for Older Adults, and How Scientists Found the Cause

Sep. 8, 2025 — Researchers have uncovered why older adults are more vulnerable to severe flu. The culprit is a protein called ApoD, which rises with age and disrupts the body’s ability to fight infection. This ...

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 ...

In the Dark for 11 Million Years: How Blind Cavefish Rewrote Evolution

Aug. 29, 2025 — Yale scientists discovered that cavefish species independently evolved blindness and depigmentation as they adapted to dark cave environments, with some lineages dating back over 11 million years. ...

This Simple Diet Could Help Protect Memory, Even With Alzheimer’s Genes

Aug. 28, 2025 — A Mediterranean-style diet was linked to lower dementia risk, especially in people with high-risk Alzheimer’s genes. The strongest benefits were seen in those with two APOE4 copies, showing diet ...

A Startling Omega-3 Deficiency May Explain Women’s Alzheimer’s Risk

Aug. 22, 2025 — Researchers discovered that women with Alzheimer’s show a sharp loss of omega fatty acids, unlike men, pointing to sex-specific differences in the disease. The study suggests omega-rich diets could ...

Even Mild Covid May Leave Blood Vessels Five Years Older

Aug. 18, 2025 — Researchers discovered that Covid accelerates blood vessel aging by about five years, especially in women. Even mild infections increased arterial stiffness, with vaccinated individuals showing less ...

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 ...

Injectable “skin in a Syringe” Could Heal Burns Without Scars

Aug. 14, 2025 — Scientists in Sweden have developed a groundbreaking “skin in a syringe” — a gel packed with live cells that can be applied directly to wounds or even 3D-printed into skin grafts. Designed to ...

Scientists Discover Brain Layers That Get Stronger With Age

Aug. 12, 2025 — Researchers have discovered that parts of the human brain age more slowly than previously thought—particularly in the region that processes touch. By using ultra-high-resolution brain scans, they ...

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 ...

Nature’s Anti-Aging Hack? Jewel Wasp Larvae Slow Their Biological Clock

Aug. 7, 2025 — Scientists discovered that jewel wasp larvae that undergo a developmental "pause" live longer and age more slowly at the molecular level by nearly 30%. This slowdown is tied to conserved ...

Alzheimer’s Risk May Start at the Brain’s Border, Not Inside It

Aug. 4, 2025 — Your brain has its own elite defense team — and new research shows these "guardian" cells might be the real battleground for neurological diseases like Alzheimer’s and stroke. ...

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

July 27, 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, ...