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Even small amounts of alcohol linked to higher dementia risk in older adults, study shows

Genetic analysis reveals people with higher alcohol consumption have 15-16% greater dementia risk, suggesting reducing alcohol intake could prevent cognitive decline.

He carries the Alzheimer’s gene but never got the disease — scientists want to know why

Doug Whitney, 76, carries a rare PSEN2 genetic mutation that causes early-onset Alzheimer's but shows no cognitive decline despite his family history.

Scientists may have discovered first gene therapy for incurable brain disease

Researchers announce breakthrough results for AMT-130, the first disease-modifying treatment for Huntington's disease, with FDA approval application planned for early next year.

Air pollution may play a bigger role in cognitive decline than anyone realized

Air pollution exposure could make Alzheimer's disease worse by speeding up brain changes that cause memory loss and impaired judgment, a Penn Medicine study finds.

Parkinson’s risk could increase with exposure to common chemical, study suggests

Researchers analyzed data from over 222,000 Parkinson's patients and found TCE exposure from metal degreasing and industrial cleaning may increase disease risk.

Pot and gaming combo could pose hidden health risks, researchers warn

New research reveals synthetic cannabinoid users experience more severe psychotic symptoms than natural cannabis users, with gaming disorders creating additional risks.

Toxic air sickens crew and passengers across airlines as Delta upgrades engines on more than 300 planes

Delta Air Lines has been swapping out engines on 300-plus Airbus A320 jets since 2022 following reports of toxic air contamination affecting passengers and crew.

Autism by the numbers: Experts share reasons for the dramatic surge in diagnoses

Autism diagnoses rose from 1 in 150 children in 2000 to 1 in 31 in 2022, sparking debate about whether this reflects better detection or a true increase in the disorder.

Autism spectrum in adults has commonly overlooked symptoms, experts warn

Experts share symptoms of autism in adults, including social communication challenges, repetitive behaviors, difficulty making eye contact and intense specific interests.

Cancer drug could double as autism therapy, and is poised for FDA approval

The cancer medication leucovorin shows potential benefits for autism spectrum disorder, improving communication skills in some children, say administration health officials.