Neuroscience

Stress hormone reduces altruistic behavior in empathetic people

The stress hormone cortisol reduces altruistic behavior and alters activity in brain regions linked to social decision making—but only in people who are better at imagining others' mental states, according to new research ...

Oncology & Cancer

Evolution of brain tumor classification

For more than a century, pathologists have classified and graded brain tumors, examining samples under a microscope and looking for telltale signs of tumor class and biological aggressiveness such as cell morphology, cell ...

Neuroscience

New information about the effects of sleep on the human brain

The University of Oulu Functional Neuroimaging research group has for the first time succeeded in describing how the various types of pulsations in the human brain change when a person sleeps. Brain pulsation changes during ...

Neuroscience

Growth charts for the brain help to understand mental illness

Researchers from Radboudumc have developed a set of growth charts for the brain. These 'brain charts' provide reference models for brain development and aging across the entire human lifespan, based on a very large data set. ...

Neuroscience

Making a lifetime of good brain health a global priority

Twenty years ago, the Canadian province of Ontario launched an aggressive campaign to tackle stroke from every angle: It hyped prevention and awareness; beefed up its acute care practices and response times; and increased ...

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