Psychology News
August 28, 2015

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August 28, 2015

About 10 Percent of Mothers Experienced Depression Two Years After Hurricane Katrina

Aug. 27, 2015 — About 10 percent of mothers experienced chronic, persistent depressive symptoms two years after Hurricane Katrina slammed into the Gulf Coast, killing more than 1,800 people, displacing hundreds of ... read more

Aug. 27, 2015 — Products labeled with a Fair Trade logo cause prospective buyers to dig deeper into their pockets. Participants were willing to pay on average 30 percent more for ethically produced goods, compared ... read more

Aug. 26, 2015 — A new study shows that childhood cancer survivors suffering one stroke have double the risk of suffering a second stroke, when compared with non-cancer stroke ... read more

Awareness of Memory Loss May Decline Two-Three Years Before Dementia Onset

Aug. 26, 2015 — People who will develop dementia may begin to lose awareness of their memory problems two to three years before the actual onset of the disease, according to a new study. The study also found that ... read more

Cannabis and the Brain

Aug. 26, 2015 — Two new studies examine associations between cannabis use and the ... read more

Aug. 25, 2015 — As the brain develops its preference for the dominant eye's input, it alters its connections to the weaker eye, according to a new ... read more

Making a Mistake Can Be Rewarding, Study Finds

Aug. 25, 2015 — The human brain learns two ways - either through avoidance learning, which trains the brain to avoid committing a mistake, or through reward-based learning, a reinforcing process that occurs when ... read more

Antidepressants Fine-Tune Brain Reward Pathway to Lessen Neuropathic Pain

Aug. 24, 2015 — Commonly used antidepressant drugs change levels of a key signaling protein in the brain region that processes both pain and mood, according to a new ... read more

How Exposure to Brief Trauma and Sudden Sounds Form Lasting Memories

Aug. 24, 2015 — Researchers have found how even brief exposure to sudden sounds or mild trauma can form permanent, long-term brain connections, or memories, in a specific region of the ... read more

Physical Activity Linked to Greater Mental Flexibility in Older Adults

Aug. 24, 2015 — One day soon, doctors may determine how physically active you are simply by imaging your brain. Physically fit people tend to have larger brain volumes and more intact white matter than their ... read more

Activated Neurons Produce Protective Protein Against Neurodegenerative Conditions

Aug. 24, 2015 — Activated neurons produce a protein that protects against nerve cell death. Researchers have found out how this effect comes about and defined a crucial ... read more

Magnetic Stimulation Effective in Reducing Bed-Wetting

Aug. 23, 2015 — Bedwetting, or nocturnal enuresis, causes distress in children and young adults, as well as for their parents or caregivers. The causes are not fully understood and there may be both physiological ... read more

Worming Our Way to a New Understanding of Behavior

Aug. 21, 2015 — The wriggling and writhing of worms may hold clues to the inner workings of our brains, according to scientists who have developed a pioneering tool to analyze a worm's posture as it wriggles, ... read more

Impact of Sleep Disturbance on Recovery in Veterans With PTSD and TBI

Aug. 21, 2015 — Poor sleep may impact treatment and recovery in veterans with Post-Traumatic Stress Disorder (PTSD) and Traumatic Brain Injury (TBI). A review of extensive research on sleep in TBI and PTSD has found ... read more

Some Single People Are Happy on Their Own, Research Finds

Aug. 21, 2015 — New American research with a nationally representative sample has found that single people with high avoidance goals are just as happy being single as other people in ... read more

Maltreated Children's Brains Show 'Encouraging' Ability to Regulate Emotions

Aug. 20, 2015 — There's a common assumption that children subjected to abuse or trauma will have problematic emotions across the board -- muted responses to positive situations and extreme reactions to negative ... read more

Aug. 20, 2015 — Two proteins that share the ability to help cells deal with their trash appear to need each other to do their jobs and when they don't connect, it appears to contribute to development of ... read more

Aug. 20, 2015 — The effect of workplace anxiety on job performance is closely connected to the quality of relationships between employees, their bosses and their co-workers, according to a new ... read more

Ramelteon May Be Useful for Sleep Problems After TBI

Aug. 20, 2015 — Researchers found preliminary evidence for the effectiveness of ramelteon for the treatment of sleep disturbances after traumatic brain injury (TBI). Ramelteon is a melatonin-agonist without the ... read more

Brief Postnatal Blindness Triggers Long-Lasting Reorganization in the Brain

Aug. 20, 2015 — A brief period of postnatal visual deprivation, when early in life, drives a rewiring of the brain areas involved in visual processing, even if the visual restoration is completed well before the ... read more

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