Teen stress genes

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October 18, Young adults with exposure to THC the psychoactive component of cannabis during adolescence have alterations in the structure of neurons and gene expression within these brain cells, which are critical for maintaining synaptic plasticity, in the prefrontal cortex, a brain region that mediates decision-making and other cognitive functions. Adolescent THC exposure has been found to reduce the branching of prefrontal cortical neurons and the number of spines, which are critical for cellular communication.

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D epression is a dysregulation of the brain function that control emotions or moods. It is a mood disorder characterized by intense and persistent negative emotions. Depression is different than feeling sad or down.

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Teenage stress is serious, according to a new study that found a link between adolescent stress and genetic changes that can lead to severe adult mental illness. A new study published in the journal Science revealed that elevated levels of a stress hormone in adolescence were associated with genetic changes in adulthood that cause severe mental illness in those predisposed to it. Scientists at Johns Hopkins University say that the latest findings could have implications in both the prevention and treatment of schizophrenia, severe depression, and other mental illnesses.

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Topics will range from basic science to translational research. Katrina Armstrong, M. Katrina A.

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Scientists have long debated the importance of nature versus nurture—genes versus the environment—in shaping the choices people make and the paths their lives take. Two decades of research make it increasingly clear that both nature and nurture always play a role—that is, the extent to which genetic factors affect behavior depends on the social environment in which people live, work, and play. Similarly, says Boardman, teachers may respond positively to certain groups of students because of the way they collectively present themselves in the classroom—perhaps more compliant or more punctual with assignments—and that has an independent influence on all members of the group.

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Aside from the commentary that comprised the live-tweets, one of the more common statements many people were delivering online was how they weren't going to watch Roots because they wanted to go to work in peace the next day. On face value, it's easy for a non-black person to wonder why African Americans, over a century removed from slavery, can still harbor such strong feelings just from watching a TV show. And, to be fair, I think we even wonder that about ourselves sometimes.

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All rights reserved. One fine May morning not long ago my oldest son, 17 at the time, phoned to tell me that he had just spent a couple hours at the state police barracks. Apparently he had been driving "a little fast.

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Playing ice hockey is Luke's favorite thing to do. But when Luke has a game someplace new, he often has to deal with stares and weird looks from strangers because he sometimes shouts unexpectedly or blinks his eyes hard. To people who don't know him, it looks like he's in pain or needs help.

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Parents, therapists and schools are struggling to figure out whether helping anxious teenagers means protecting them or pushing them to face their fears. By Benoit Denizet-Lewis. It was a lot to handle, but Jake — the likable, hard-working oldest sibling in a suburban North Carolina family — was the kind of teenager who handled things. Though he was not prone to boastfulness, the fact was he had never really failed at anything.

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