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Mental and Cognitive Health

Mental and Cognitive Health Library

Every article, presentation, spotlight, and news item we've tagged to Mental and Cognitive Health.

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Showing 121–128 of 128

LifeSpan.ioMar 20, 2026

Meat Consumption May Benefit APOE4 Carriers

A 15-year Swedish cohort study found that unprocessed meat consumption was associated with preserved cognitive trajectory and reduced dementia risk in APOE ε4 carriers, effectively neutralizing the genotype's established cognitive penalty at higher intake levels. This finding challenges the assumption that ε4 carriers universally benefit from plant-forward diets and suggests ancestral dietary patterns may interact with genetic risk architecture in ways that modern nutritional guidelines do not account for.

Longevity.TechnologyMar 17, 2026

Roche gets CE mark for Alzheimer’s risk blood test

Roche has obtained CE mark approval for a blood test that identifies ApoE4 carriers, a genetic variant associated with increased Alzheimer's risk. This test streamlines risk stratification and treatment planning by enabling clinicians to prioritize patients for further evaluation and guide therapeutic decisions, particularly regarding amyloid-targeting therapies that carry differential risk profiles based on ApoE4 status.

Longevity.TechnologyMar 26, 2026

Cognito and Ochsner launch brain health collaboratory

Cognito Therapeutics and Ochsner Health have established a regional platform to evaluate Spectris, a non-invasive device that uses synchronized light and sound to stimulate gamma-frequency brain activity, alongside clinical infrastructure to assess its effectiveness in cognitive decline and Alzheimer's disease. The collaboratory will generate real-world data on treatment response, cost-effectiveness, and scalability across diverse populations.

Nature AgingMay 12, 2026

Somatic variants in microglia-like cells linked to Alzheimer’s disease pathology

Somatic mutations accumulating in microglia—brain immune cells—correlate with Alzheimer's disease pathology and cognitive decline. These acquired genetic variants, distinct from inherited risk factors, represent a previously underappreciated mechanism driving neurodegeneration and suggest new intervention points before symptomatic disease emerges.

Nature AgingMay 12, 2026

Brain endothelial cell-derived extracellular vesicles (c-BEEVs) as a promising biomarker for brain vascular pathology and cognitive decline

Brain endothelial cell-derived extracellular vesicles (c-BEEVs) detected in cerebrospinal fluid serve as a measurable biomarker for vascular dysfunction affecting the brain and cognitive decline. This discovery enables earlier detection of neurovascular pathology before symptomatic cognitive loss.

Longevity.TechnologyApr 14, 2026

AI sharpens Alzheimer’s PET readouts

An artificial intelligence framework called interpretable adversarial decomposition learning (ADL) improves the clinical utility of Alzheimer's PET scans by filtering noise from disease signal, producing an ADAD score that correlates more closely with cognitive decline and neurodegeneration than traditional scoring methods. This advancement addresses a persistent gap between imaging findings and actual patient outcomes.

LifeSpan.ioApr 28, 2026

Obesity’s Effects on the Immune System May Linger for Years

T cells retain pro-inflammatory characteristics long after weight loss, perpetuating immune dysregulation in previously obese individuals. This 'obesity memory' may persist for years in humans despite normalization of body mass, suggesting that metabolic recovery and immune recovery operate on different timelines.

Nature AgingApr 3, 2026

Neuronal APOE4-induced early hippocampal network hyperexcitability in Alzheimer’s disease pathogenesis

Young mice carrying the APOE4 gene variant show excessive electrical activity in the hippocampus before cognitive decline becomes apparent, a pattern driven by neuronal APOE4 expression itself. This early hyperexcitability represents a tractable target for intervention, as it can be reversed through modulation of the Nell2 pathway.