Psychology news

• How anxiety can kill your social status

  30-11-2015 22:32
  Neuroscientists have identified a brain region that links anxious temperament to low social status. The researchers were able to tweak social hierarchy in animals using a regular vitamin.
  
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• Newly evolved, uniquely human gene variants protect older adults from cognitive decline

  30-11-2015 21:22
  Many human gene variants have evolved specifically to protect older adults against neurodegenerative and cardiovascular diseases, thus preserving their contributions to society, report researchers.
  
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• Men are from Mars, women are from Venus? New brain study says not

  30-11-2015 21:00
  
  Authors say scans show need to think beyond an individual’s sex as each brain has unique “mosaic” of sex-based features plus some common to both sexesIf men are from Mars and women are from Venus, no one told the organ that matters most. There is no sharp division between male and female brains, according to researchers who found that we are all a mixture instead.Scientists analysed brain scans of more than 1400 men and women and found that while some features are more common i
  
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• Adolescent deaths from AIDS have tripled since 2000

  30-11-2015 19:54 via cnn.com
  
  Adolescents with HIV is the only infected group for which mortality is not decreasing according to UNICEF study.
  
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• How psychology can save the world from climate change

  30-11-2015 19:53 via npr.org
  
  Social sciences should play a critical role in dealing with global warming by changing the approach to climate change communication.
  
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• Schizophrenia-associated genetic variants affect gene regulation in the developing brain

  30-11-2015 18:52
  An international research collaboration has shed new light on how DNA sequence variation can influence gene activity in the developing human brain. The team conducted the first study of how genetic variation influences DNA methylation, an epigenetic modification that can have direct effects on gene expression and function, in the developing brain.
  
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• Risk-takers are smarter

  30-11-2015 18:00
  
  Do you often take chances and yet still land on your feet? Then you probably have a well-developed brain.
  
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• Brain surgery through one-inch opening successfully treats epileptic seizures in children

  30-11-2015 17:37
  A minimally-invasive endoscopic surgery has been developed by researchers, demonstrating efficacy in treating intractable epileptic seizures in children.
  
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• Risk-takers are smarter, according to a new study

  30-11-2015 17:35
  Do you often take chances and yet still land on your feet? Then you probably have a well-developed brain.
  
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• Magnetic stimulation of brain may help patients with cocaine addiction

  30-11-2015 17:35
  Targeted magnetic pulses to the brain were shown to reduce craving and substance use in cocaine-addicted patients, report scientists. The results of this pilot study suggest that this may become an effective medical treatment for patients with cocaine addiction, although a larger trial is needed to confirm the initial findings.
  
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• Could fish have consciousness? 'Emotional fever' experiment suggests they might

  30-11-2015 17:35
  Researchers have observed an increase in body temperature of between two and four degrees in zebrafish, when these are subjected to stressful situations. This phenomenon is known as 'emotional fever,' as it is related to what animals feel in the face of an external stimulus.
  
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• Air evacuation may do further harm in patients with brain injury

  30-11-2015 17:00
  Over the past 15 years, more than 330,000 US soldiers have suffered a traumatic brain injury. Many were evacuated by air for further treatment. A new study has found evidence that such air evacuations may pose a significant added risk, potentially causing more damage to already injured brains.
  
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• Freud’s ideas about the unconscious deserve a re-evaluation | Mark Vernon

  30-11-2015 14:48
  
  Now 100 years old, Sigmund Freud’s theories of the unconscious have been continually sneered at – but they could shed light on some of medicine’s great unknownsThe unconscious has had a bumpy ride since Sigmund Freud first described the extent of his discoveries in a seminal paper published 100 years ago this month. Sceptics sneer at its mention, assuming it’s as discreditable as penis envy. Others, who sense the father of psychoanalysis was on to something, prefer to hed
  
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• 100 years old and making a comeback – Freud’s theories of the unconscious | Mark Vernon

  30-11-2015 14:48
  
  After a century of being derided, Freud’s ideas are quite rightly being re-evaluated – as they could shed light on some of medicine’s great unknownsThe unconscious has had a bumpy ride since Sigmund Freud first described the extent of his discoveries in a seminal paper published 100 years ago this month. Sceptics sneer at its mention, assuming it’s as discreditable as penis envy. Others, who sense the father of psychoanalysis was on to something, prefer to hedge their bet
  
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• Parental absence affects brain development in children

  30-11-2015 14:40
  Researchers have found that children who have been left without direct parental care for extended periods of time show larger gray matter volumes in the brain, according to a new study.
  
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• DNA repair protein BRCA1 implicated in cognitive function and dementia

  30-11-2015 14:40
  Researchers have shown for the first time that the protein BRCA1 is required for normal learning and memory and is depleted by Alzheimer's disease. BRCA1 is a key protein involved in DNA repair, and mutations that impair its function increase the risk for breast and ovarian cancer. The new study demonstrates that Alzheimer's disease is associated with a depletion of BRCA1 in neurons and that BRCA1 depletion can cause cognitive deficits.
  
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• Reduced blood flow seen in brain after clinical recovery of acute concussion

  30-11-2015 14:39
  Some athletes who experience sports-related concussions have reduced blood flow in parts of their brains even after clinical recovery, according to new research. The results suggest a role for MRI in determining when to allow concussed athletes to return to competition.
  
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• Gratitude: A Matter of Attitude

  30-11-2015 13:54 via counsellingresource.com
  
  For years now, research evidence has been piling up about the many benefits of being grateful. But is it really possible to cultivate a grateful attitude, how would a person go about doing it?Tags: news and research, positive psychology, relationships
  
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• People who follow their instincts might be more trustworthy

  30-11-2015 09:00
  
  New research implies that people who ignore their instinct and do not follow their gut are more likely to be dishonest and cheat when given the opportunity.
  
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• Food prices influence how we judge food quality

  30-11-2015 09:00
  
  How we rate the taste and overall quality of foods may be largely dependent on the price we pay for them, according to new research.
  
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