Neuroscience

When neurogenesis goes wrong

Neurogenesis is a complex biological process by which neurons are generated from neural stem cells and progenitor cells. Indeed, the discovery of a dynamic neurogenesis in the adult brain (in both humans and animals) was ...

Psychology & Psychiatry

Media multitasking linked to distractibility among youth

The aim of Mona Moisala's doctoral dissertation was to study patterns of activity in cortical networks related to attention and working memory, as well as to investigate associations between performance in working memory ...

Alzheimer's disease & dementia

How chronic stress accelerates Alzheimer's disease

Why does chronic stress lead to increased risk for dementia? The answer may lie in the elevation of stress steroids that is seen in the brain during stress, Sara K. Bengtsson suggests in the thesis she is defending at Umeå ...

Health

Extreme cold snap brings unexpected health risks

(HealthDay)—As extreme cold blankets many parts of the United States, one expert warns that frigid temperatures can put people at greater risk not only for hypothermia and frostbite, but also for stroke, heart attack and ...

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