Neuroscience

Premature birth appears to weaken brain connections

Babies born prematurely face an increased risk of neurological and psychiatric problems that may be due to weakened connections in brain networks linked to attention, communication and the processing of emotions, new research ...

Psychology & Psychiatry

Two key brain systems are central to psychosis, study finds

Inside the brains of people with psychosis, two key systems are malfunctioning: a "filter" that directs attention toward important external events and internal thoughts, and a "predictor" composed of pathways that anticipate ...

Neuroscience

Moderate to intense exercise may protect the brain

Older people who regularly exercise at a moderate to intense level may be less likely to develop the small brain lesions, sometimes referred to as "silent strokes," that are the first sign of cerebrovascular disease, according ...

Neuroscience

Runners' brains may be more connected, research shows

If you're thinking about taking up running as your New Year's resolution and still need some convincing, consider this: MRI scans reveal that endurance runners' brains have greater functional connectivity than the brains ...

Alzheimer's disease & dementia

New way of defining Alzheimer's aims to find disease sooner

Government and other scientists are proposing a new way to define Alzheimer's disease—basing it on biological signs, such as brain changes, rather than memory loss and other symptoms of dementia that are used today.

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