Weekly Neuroscience Update

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Researchers using MRI have found that iron accumulation in the outer layer of the brain is associated with cognitive deterioration in people with Alzheimer’s disease, according to a study published in the journal Radiology.

Examining the brains of frequent cannabis users, researchers have identified a pattern of connectivity related to craving the substance.

Auditory hallucinations, a common feature of psychosis and schizophrenia, may be the result of increased connectivity between sensory and language processing areas in the brain.

Nitrous oxide may provide temporary relief to veterans suffering from PTSD, a new study reports.

Light to moderate weekly alcohol consumption during middle age could help preserve brain function as we get older. Compared to non-drinkers, those who had a drink or two a day tended to have better performance on cognitive tests over time.

Low levels of the stress hormone cortisol and the GLIZ protein can trigger chronic inflammatory responses in the body, contributing to the aging process.

The placentas of sixteen women who contracted COVID-19 during pregnancy showed evidence of significant injury, a new study reports. The placental injuries were consistent with abnormal blood flow between mother and baby in-utero, suggesting another complication of coronavirus infection in pregnant women.

Finally this week, a new study highlights the most common neurological and psychological complications that arise as a result of coronavirus infection.

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