High-Intensity tACS Improves Chronic Insomnia by Modulating Brain Networks
A randomized trial shows 15 mA stimulation reduces sleep index scores and reorganizes functional connectivity in hyperarousal circuits.
Gut Microbiome Signature Identifies Premanifest Parkinson’s Disease Risk
Metagenomic analysis reveals a microbial state in GBA1 carriers that correlates with prodromal symptoms and disease progression.
Lifestyle Intervention Benefits Cognition in Older Adults With Low Hippocampal Volume
A randomized trial shows intensive lifestyle coaching preserves cognition in high-risk patients despite unchanged brain biomarker trajectories.
Spinal Cord Area Loss Predicts Myelopathy in Severe Cervical Ossification
Percentage reduction in cord cross-sectional area shows higher diagnostic accuracy than traditional bony canal measurements.
Beta-1 Blockers May Reduce Vascular Dementia Risk in Genetic Analysis
A Mendelian randomization study suggests beta-1 adrenergic antagonism protects white matter, while ACE inhibition may increase risk.
Planetary Health Diet Linked to Lower Risk of Stroke and Depression
A UK Biobank study of 69,370 adults finds high adherence to sustainable eating reduces brain disorder risk via slower biological aging.
Home-Based Prefrontal Cortex Stimulation Reduces Subjective Stress Appraisal
A feasibility study of self-administered tDCS shows high adherence and safety, though physiological stress markers remained unchanged.
Four Months of Fingolimod Does Not Improve Anxiety or Depression in MS
A prospective study of 61 patients with relapsing-remitting MS found no significant changes in mood scores after initiating fingolimod.
MRI Tracks Hippocampal Damage and Recovery in Rat Epilepsy Model
A longitudinal study in rats reveals acute hippocampal volume loss after status epilepticus, followed by partial recovery over 30 days.
Dopamine Blockade Attenuates Morphine Analgesia in Rat Hippocampus
Blocking D1 dopamine receptors in the dentate gyrus significantly reduces the pain-relieving effects of morphine in an animal model.
Early Famine Exposure Linked to Accelerated Functional Decline in Older Adults
Nutritional deprivation during fetal and preschool development increases the risk of rapid intrinsic capacity deterioration by over 50 percent.
Peri-Ictal MRI Abnormalities Predict 60% Seizure Risk After Status Epilepticus
Transient DWI and FLAIR changes within 48 hours of a first status epilepticus episode identify patients at high risk for epilepsy.