Stress found to activate enzyme that impairs memory
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WASHINGTON Has this happened to you? You get home after a super-stressful day and realize you&#39;ve forgotten some important event or errand?
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Scientists have identified the first direct link between stress and aging, a finding that could explain why intense, long-term emotional strain can make people get sick and grow old before their time.
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A genetic mutation can trigger learning difficulties by changing the way brain cells communicate with each other, research shows.
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If you have a lot of stress, say researchers at the University of California, your cells will age faster, you will be at higher risk of age related diseases earlier in life - put simply, you will get old faster and more likely die earlier.
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The study showed that exposure to even mild stress can boost levels of memory-inhibiting PKC. The enzyme may also worsen the symptoms of bipolar disorder and schizophrenia and contribute to the deterioration of higher brain function.
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Scientists have identified a group  of proteins that together indicate a person has Alzheimer's  disease in what may be a big step toward an accurate test for  the devastating brain ailment.
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NEW YORK  - Steroids may have a role in the   treatment of anxiety disorders like posttraumatic stress   disorder (PTSD), according to studies in mice, which indicate   that glucocorticoids, a type of steroid, impair the recall of   established fear memories.
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A single episode of severe stress can be enough to kill off new nerve cells in the brain, research suggests.
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People who are often stressed out or depressed are far more likely to develop memory problems than those with sunnier dispositions, U.S. researchers said on Monday in a finding that sheds light on early predictors of Alzheimer's disease.
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People who have a tendency to worry or feel very stressed out may be more likely to develop Alzheimer's disease later in life, new research reports.
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NEW YORK  - An enzyme has been recently identified that is able to degrade gluten in a laboratory simulation of the gastrointestinal tract.
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WASHINGTON - Chronic stress seems to trigger the premature aging of immune system cells, a new study suggests. Although people who are under stress for long periods often look haggard, scientists don&#39;t understand
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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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Electric shock experiments on humans have shown that brain regions linked to fear responses are also highly activated when fears are unlearned, a finding that provides insight into developing drugs for anxiety and other fear disorders.
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British researchers have found that green and black tea inhibit the activity of certain enzymes in the brain, paving the way for improved memory and protecting against the development of Alzheimer&#39;s disease.
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WEDNESDAY, Aug. 18 (HealthDayNews) -- A brain protein that regulates sleep and anxiety may offer a target for the development of new drugs to treat conditions such as sleep and anxiety disorders and attention-deficit hyperactivity disorder.
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Scientists pinpoint a new gene linked with late-onset Alzheimer's disease.