Brain & Mental Health

Dementia & Alzheimer's

Midlife epilepsy tied to sixfold risk of dementia before 65, still about 2 in 100

Oct 20, 2026

Aerial view of a town junction with tiled roofs, gardens, trees and cars parked along curving streets.

Exposome study ties 76 everyday exposures to dementia risk in half a million UK adults

Oct 16, 2026

An older person's hand rests on the curved handle of a wooden cane, in front of a dark green jacket and a blue floral scarf.

Global dementia study: about 10 new cases a year per 1,000 followed, estimate higher in poorer countries

Oct 14, 2026

An older man with white hair and a beard sits at a laid table with a hand to the mouth, looking toward a window.

ADHD linked to later dementia and mild cognitive impairment in the records and genes of 187,341 US adults

Oct 12, 2026

A person in olive scrubs writes on a sheaf of papers while standing in front of a large white scanner.

Brain age explained: what scans from 48,598 people showed across nine disorders, and what the gap means

Oct 9, 2026

An older man with glasses and a white beard sits in a clinic chair while a woman in a white top stands behind him.

One in five developed dementia in the years after a mini-stroke, against 15% of matched peers, in Ontario

Oct 9, 2026

A square plate of smoked salmon on lettuce, topped with raspberries and blackberries.

The MIND diet explained: what it is and what studies show about brain shrinkage, memory and dementia

Oct 6, 2026

The hands of an older person in a pale linen jacket holding a puzzle page on their lap.

Brain training sharpens the skill practiced, and one type was tied to fewer dementia diagnoses

Oct 4, 2026

Hearing aids showed no clear effect on dementia progression in 703 adults with mild cognitive impairment

Oct 4, 2026

A worker in an orange and navy jacket and a blue hat, seen from behind, lifting cardboard boxes into the back of a silver van.

Leisure exercise was linked to 24% lower dementia risk and physical work to 20% higher across 74 studies

Oct 4, 2026

A soccer player in a blue kit and white socks leaning back with the ball at head height on an artificial pitch.

Soccer and dementia: defenders had five times the brain disease risk, goalkeepers no clear rise

Oct 4, 2026

Old apartment buildings on a city street, with tall trees and climbing plants growing against the walls.

Greenspace within 100 meters of home was linked to about 20% lower dementia risk over 16 years

Oct 2, 2026

Several pairs of hands passing a clear plastic box of canned food across a table.

Volunteering was linked to slower cognitive decline in APOE4 Alzheimer's gene carriers among 17,972 adults

Oct 1, 2026

Blood sample tubes lying beside a rack of tubes.

Blood proteins that shift at menopause tracked brain aging and dementia risk in 11,925 women

Sep 29, 2026

A clinician checking an older person's blood pressure as they sit together on a sofa.

42% of older adults with a dementia diagnosis did not report having one, in US survey data

Sep 26, 2026

Hands placing tablets into a weekly pill organizer on a white table.

Statins after a type 2 diabetes diagnosis: starting early tied to 15% lower dementia risk

Sep 26, 2026

A busy cafe with people sitting and standing at tables, talking

Trouble hearing speech in noise went with higher dementia risk, whatever a person's genetic risk

Sep 23, 2026

A masked clinician and an older masked patient sitting facing each other in a clinic room

Newer blood thinners went with slower memory decline in 7,308 Swedes with Alzheimer's

Sep 23, 2026

An older person in a face mask receiving an injection from a clinician in protective clothing

Shingles vaccine went with less dementia over four years, in 509,926 nursing-home residents

Sep 23, 2026

People sitting on a wide lawn in a city park, with houses and a tower block beyond

More grass near home, not more trees, went with lower dementia risk over 19 years in 6,761 US adults

Sep 22, 2026

A wide river winding through rainforest under heavy clouds

Dementia stayed rare in two Indigenous Amazonian groups followed for nearly five years

Sep 18, 2026

An older woman in glasses reading a book at a table beside a cup and saucer

Cognitive resilience predicted Alzheimer's dementia about as strongly as the disease's hallmark proteins did

Sep 17, 2026

American football players in helmets at practice, backlit by low sun

Memory was the most damaged ability in 33 NFL players whose CTE was confirmed at autopsy

Sep 8, 2026

An older person's hand reaching for a weekly pill organizer on a wooden table

Angiotensin receptor blockers tracked 8% less dementia than calcium channel blockers

Sep 2, 2026

A close-up of a person's ear against dark hair

Hearing loss tracked worse memory and smaller brain regions; tinnitus tracked neither

Sep 2, 2026

A glass of water on a white table beside a wooden chair

Blood sodium in the upper normal range tracked up to 3 times the dementia risk

Sep 1, 2026

A phoropter, the lens-testing device used in an eye examination

Shingles that reached the eye tracked 37% more dementia than shingles elsewhere

Sep 1, 2026

Several part-used blister packs of different tablets and capsules on a wooden table

Pairing a statin with certain blood pressure drugs tracked 12% less dementia over 12 years

Sep 1, 2026

Large white oblong tablets filling the frame on a yellow background

High-intensity statins after stroke tracked slightly less dementia across 206,416 survivors

Sep 1, 2026

A close portrait of an older woman with short white hair looking away in low light

Women who used estrogen-only hormone therapy had less Alzheimer's damage in 2,959 autopsied brains

Aug 30, 2026

An older person's arm in a blood pressure cuff attached to a home monitor

Falling blood pressure tracked with memory loss in women

Aug 4, 2026

An older woman wrapped in a striped shirt looking away in a brick-walled room

Swinging mood predicted dementia better than low mood

Aug 4, 2026

Gloved hands transferring a blood sample into tubes in a laboratory

A midlife blood marker tracked dementia 25 years ahead

Aug 4, 2026

A blue blood pressure cuff and its tubing on a white surface

Blood pressure that swings tracked with faster memory loss

Aug 3, 2026

An older couple sitting side by side in armchairs, holding hands

Spouses of people with dementia had 1.7 times the risk

Aug 3, 2026

A clinician holding an older patient hand across a desk with a clipboard

Medicare wellness visits raised early memory diagnoses by 28%

Jul 31, 2026

A gloved lab worker holding a blood sample tube up to the light

A blood test told three dementias apart, not just detected one

Jul 29, 2026

A radiographer standing behind the open bore of a scanner

A brain structure few have heard of tracked with dementia

Jul 29, 2026

The weathered hands of an older person resting on a knee

Mental illness before 35 tracked with dementia after 50

Jul 28, 2026

An overhead view of a residential street crossing with houses and gardens

Dementia deaths peak in the suburbs, not the city or country

Jul 27, 2026

An older man sitting on a bed with his head resting in his hand

Nearly 4 in 10 dementia cases tied to modifiable risk factors

Jul 26, 2026

A plate of chickpea salad with hummus, rocket leaves and olive oil

Diet tracked with dementia risk despite Alzheimer's markers

Jul 25, 2026

Three people sitting on a couch watching television in a dimly lit living room

TV watching, not desk work, tracked with smaller brain regions

Jul 25, 2026

Black-and-white brain scan images arranged on a lightbox

p-tau217 blood test estimated 5-year Alzheimer's risk

Jul 23, 2026

An older woman in athletic wear walks a park path with Nordic walking poles at dusk

Exercise twice a week tracked with lower dementia risk

Jul 21, 2026