Tag: "anxiety" at biology news
Altering a protein makes mice less fearful
...ss. The findings might provide useful insight into anxiety
disorders and may even point the way to a new ther...these ion channels in humans might be effective in anxiety
disorders," said Wemmie, who also is a physician and researcher at the Veterans Affairs (VA) Iowa Ci...
Reading a face is tricky business
...bia, obsessive-compulsive disorder and generalized anxiety
disorder, said Wen Li, lead author of the study an...reater brain responses to threat in those prone to anxiety
may thus lead to larger influences on social evaluation. Although people can do their best to a...
Prenatal stress keeps infants, toddlers up at night, study says
...n children, including a mothers level of postnatal anxiety
or depression, her smoking habit, or her social class. This problematic sleep is notable; it may be part of the reason why mood-disturbed pregnancies are linked to childrens behavioral disorders, like depression, hyperactivity and anxiety, later o...
Pediatric ritalin use may affect developing brain, new study suggests
...er discontinuing the drug displayed fewer signs of anxiety
compared to untreated rodents. "That was a bit of a surprise because we thought a stimulant might cause the rats to behave in a more anxious manner," Dr. Milner says. The researchers also used high-tech methods to track changes in both the chemical...
Study finds hereditary link to premenstrual depression
... characterized by bouts of major depression and/or anxiety
and severe irritability during the second half of ...of women with full-blown major depression or major anxiety
disorder. "But what makes them different is that the symptoms are very time-limited and linked stron...
Accident-prone? Scientists link brain function to knee injuries
...or learning and adaptation. Controlling stress and anxiety
must be considered, as both cause changes in muscle tone and concentration and the narrowing of our attentional field, he said. There is likely an optimal state of arousal for each individual to maximize performance and injury avoidance, but future...
Health Physics Society
...ealth physicists can minimize much of the fear and anxiety
associated with natural and manmade events involving radioactive materials. Using information as a counter-terrorism weapon is the subject of a presentation by Doug Van Cleef ( email@example.com ), an employee of ORTEC, a manufacturer of speci...
Hypothyroidism clearly linked to mood swings
...egions are responsible for increased depression or anxiety
in patients suffering from hypothyroidism. PET is a safe, highly specialized, noninvasive imaging technique that uses short-lived radioactive substances to produce three-dimensional images of those substances functioning within the body. A special ...
New insights into the neural basis of anxiety
People who suffer from anxiety
tend to interpret ambiguous situations, situations...Italy have now uncovered the neural basis for such anxiety
behaviour in mice. In the current issue of Nature Neuroscience they report that a receptor for the m...
Delayed treatment of childhood-onset bipolar disorder results in negative outcome in adults
...of suicide attempts, higher prevalence of lifetime anxiety
disorders, and greater resistance to treatment. ...risk of disability and comorbid conditions such as anxiety
and substance abuse. Moreover, some children with bipolar disorder are diagnosed with ADHD or depres...
Think herbal supplements are safe? Think again, book by Saint Louis University doctor says
...cations. St. John's wort sometimes is taken for anxiety
and depression. Those who also are taking antidepressants or anti-anxiety medications, such as Prozac, Zoloft or Paxil, should beware. Mixing St. John's wort with these medicines can cause serotonin syndrome -- with symptoms that may include agitatio...
Gene controlling circadian rhythms may be involved in onset of bipolar disorder
...isplayed hyperactivity, decreased sleep, decreased anxiety
levels, a greater willingness to engage in "risky" activities, lower levels of depression-like behavior and increased sensitivity to the rewarding effects of substances such as cocaine and sugar. "These behaviors correlate with the sense of euphori...
Scientists find hormone activity explains adolescent mood swings
...f life. Until now, the specific causes of pubertal anxiety
have not been identified, making it harder to unde... state of increased anxiety. Stress also increased anxiety
at puberty, due to the paradoxical effects of this hormone that is released by stress. Dr. Smith ...
New compound prevents alcoholic behavior, relapse in animals by blocking stress response
... synthetic compound, known as MTIP, also muted the anxiety
that typically develops in rats experiencing the e...ove to be useful in the treatment of depression or anxiety
disorders, in which CRF levels can be especially high. The compound or similar molecules can be g...
'Dilbert of academia' brings humor to talk at UH
...d out academics. He also will explore what causes anxiety
among academics and the myths and guilt associated with procrastination. In addition to having appeared in student newspapers including those at Stanford, the Massachusetts Institute of Technology, the California Institute of Technology and Car...
Brain's reward circuit activity ebbs and flows with a woman's hormonal cycle
...d mood disorders, women's higher rates of mood and anxiety
disorders, and their later onset and less severe course in schizophrenia," said Karen Berman, M.D., chief of the NIMH Section on Integrative Neuroimaging. "The study may also shed light on why women are more vulnerable to addictive drugs during the p...
Be afraid, be very afraid, if you learned to
..., such as post-traumatic stress disorder and other anxiety
disorders, say authors Kevin A. Corcoran, PhD, and Gregory Quirk, PhD, of the Ponce School of Medicine in Puerto Rico. Their report appears in the January 24 issue of The Journal of Neuroscience . While building on previous findings, this study co...
Families do not cause anorexia nervosa
... males. Personality traits, such as perfectionism, anxiety
and obsessionality, are often present in childhood before the eating disorder develops and may contribute to the risk of developing this disorder. "We need to understand all the factors that influence eating disorders, both genetic and environmenta...
What memories are made of
... variety of illnesses, from Alzheimer's disease to anxiety
disorders. Unraveling the differences between kinds of memories, Helmstetter believes, depends on understanding the chemical changes that happen in the brain at the molecular level. Helmstetter's work has already shown how memories are stored in c...
Experience sculpts brain circuitry to build resiliency to stress
...l life experiences has been implicated in mood and anxiety
disorders," noted NIMH Director Thomas Insel, M.D....o be critical for preventing and treating mood and anxiety
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