October 16, 2026

Peanuts may improve regional brain insulin response

A randomized crossover trial found changes in insulin-induced cerebral blood flow following 16 weeks of daily peanut consumption, although the connection to improved memory remains unclear.

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October 14, 2026

Skin odor signatures may shift with age

Investigators linked distinct odor patterns to life stage, sex, and skin microbes, while limited longitudinal evidence leaves their clinical utility uncertain.

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October 13, 2026

Hinoki root oil may reduce nighttime wakefulness

Women exposed to Japanese cypress root volatiles for 13 days reported less morning sleepiness and better fatigue recovery in a small crossover study.

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October 09, 2026

CDC flags neuro symptoms after unapproved botulinum toxin

None of the 3 symptomatic patients knew the injected product lacked FDA approval.

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October 07, 2026

Paragraph recall may flag cognitive impairment

Linguistic patterns captured information beyond traditional memory scoring and were associated with cognitive performance over 7 years.

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October 07, 2026

Paragraph recall may flag cognitive impairment

Linguistic patterns captured information beyond traditional memory scoring and were associated with cognitive performance over 7 years.

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October 05, 2026

Speech aging may differ across dementia phenotypes

Speech-derived age gaps aligned with cognition, tau pathology, social exposures, and independent measures of biological aging.

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October 02, 2026

Prediagnostic Parkinson clues differ in strength

Some of the strongest prediagnostic Parkinson signals were among the least frequently documented.

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October 01, 2026

Frequent cannabis use may mark greater FBTCS burden

Among patients with drug-resistant epilepsy, frequent cannabis use was linked to more focal to bilateral tonic–clonic seizures and greater antiseizure drug burden.

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September 30, 2026

Misleading AI summaries may alter recall

Participants exposed to inaccurate postevent summaries were less likely to correctly remember key details from videos they had previously watched.

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