Stress impairs thinking via mania-linked enzyme
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An errant enzyme linked to bipolar disorder, in the brain&#39;s prefrontal cortex, impairs cognition under stress, an animal study shows.
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Scientists in North Carolina have discovered a genetic variation that could predispose people to depression and may help explain why some people who develop the condition get no relief from drug treatments.
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It might not be visible, but chronic emotional burdens can make your cells age prematurely
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Scientists suggest stress is linked to faster cell ageing - which could lead to the early onset of age-related diseases.
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A team of researchers has found that severe emotional distress may speed up the aging of the body's cells at the genetic level.
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Scientists believe they have found a way to dampen down the impact of bad memories in people's brains.
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Aug. 18, 2004 -- Millions of people are affected by anxiety and sleep disorders. Now, researchers may be one step closer to understanding -- and eventually resolving -- these complicated conditions after studying a newly discovered brain protein.
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CHICAGO/LONDON  - Variations in a gene helped shield adults who had endured child abuse from becoming depressed as adults, U.S. researchers said on Monday in a study that helps explain how nature and nurture give rise to mental illness.
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A mechanism in the brain may explain why some people cope better than others in the face of adversity.
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Psychological stress may be enough to age a womanâs chromosomes by 10 years, a new study suggests. The link between stress, ageing and health at the cellular level is unclear, but a team led by Elissa Epel
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Can a rational awareness of flavor chemistry and amine circuitry influence and heighten our actual sensory experience of food?
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Evidence of how stress disrupts rational decision-making and short-term memory is reported today in research that could lead to drugs to treat mental illness.
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Bipolar disorder, a sometimes misdiagnosed mental illness characterized by wide emotional swings, may be identifiable by chemical abnormalities visible in victims' brains, researchers said Tuesday.
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NEW YORK  - Depression and manic depression  are associated with dementia, and the more often a patient is  hospitalized for these mental illnesses the greater their risk,  Danish researchers report.
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Dr. Amy FT Arnsten of Yale Medical School says stressful situations activate an enzyme in the brain called protein kinase C, which impairs the short-term memory and other functions in the prefrontal cortex, the executive-decision part of the brain.
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Blocking a molecule in the brain may "cure" post-traumatic stress disorder, say US researchers.
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Dr. Sarah L. Berga is one of a handful of physician-scientists exploring how chronic stress may be the cause of some womenâs infertility.