Psychology & Psychiatry

Childhood trauma leaves its mark on the brain

It is well known that violent adults often have a history of childhood psychological trauma. Some of these individuals exhibit very real, physical alterations in a part of the brain called the orbitofrontal cortex. Yet a ...

Alzheimer's disease & dementia

New tools for Alzheimer's may aid early diagnosis and treatment

Curtailing the imminent rise in Alzheimer's disease (AD) will require early, accurate diagnostic tests and treatments, and researchers are closer to achieving these two goals. New findings in medical imaging, molecular analysis ...

Neuroscience

Astrocytes: More than just glue

Epileptic fits are like thunderstorms raging in the brain: Nerve cells excite each other in an uncontrolled way so that strong, rhythmic electrical discharges sweep over whole brain regions. In the wake of such a seizure, ...

Psychology & Psychiatry

Stress shrank brain area of Japan tsunami survivors: study

Emotional stress caused by last year's tsunami caused a part of some survivors' brains to shrink, according to scientists in Japan who grasped a unique chance to study the neurological effects of trauma.

Neuroscience

Finding unseen damage of traumatic brain injury

The soldier on the fringes of an explosion. The survivor of a car wreck. The football player who took yet another skull-rattling hit. Too often, only time can tell when a traumatic brain injury will leave lasting harm - there's ...

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