(Medical Xpress)—Chronic alcohol exposure leads to brain adaptations that shift behavior control away from an area of the brain involved in complex decision-making and toward a region associated with habit formation, according ...
Aug 23, 2013
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Determining whether we have control over a situation is not just a matter of trial and error. Our ability to do so is strongly influenced by internal factors, most prominently by our mental state. High levels of stress, anxiety ...
Mar 10, 2022
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The production of a certain kind of brain cell that had been considered an impediment to healing may actually be needed to staunch bleeding and promote repair after a stroke or head trauma, researchers at Duke Medicine report.
Apr 24, 2013
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When we make even simple decisions about how to interact with the world, we rely on computations performed by networks of neurons that span our brains. But what exactly are these neural networks computing?
Jun 2, 2020
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The development of neural circuits in youth, at a particularly important time in their lives, can be heavily influenced by external factors—specifically the frequent and regular use of cannabis. A new study in the Journal ...
Jun 20, 2019
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Smooth movements require coordinated control of muscles. Even a simple reaching movement involves coordinated movements of a person's shoulder, arm, wrist and fingers, which are controlled by temporally precise commands from ...
Apr 26, 2022
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Reactive oxygen molecules, also known as "free radicals," are generally considered harmful. However as it now turns out, they control cellular processes, which are important for the brain's ability to adapt—at least in ...
Dec 4, 2020
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Researchers at the University of California San Diego and the Salk Institute for Biological Studies have developed a tiny neural probe that can be implanted for longer time periods to record and stimulate neural activity, ...
Jun 9, 2022
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Newborns, whose brains, spines or spinal cords do not properly develop in utero, can be born with neural tube defects (NTD), increasing their risk of physical disabilities, intellectual impairments and death. Newborns in ...
Jul 1, 2022
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Researchers at the University of California, San Diego School of Medicine have uncovered new details of an unusual biological mechanism in the brains of diverse species that not only helps regulate how their brains develop, ...
May 19, 2011
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