Home » Archives by category » Psychology news (Page 1438)

Did Robin Williams have dementia?

A medical expert explains the conflicting information that was revealed in the autopsy of the late actor/comedian Robin Williams. The relation between Parkinson’s disease and dementia with Lewy Body is described.

Marijuana’s long-term effects on the brain demonstrated

The effects of chronic marijuana use on the brain may depend on age of first use and duration of use, according to new research. Researchers for the first time comprehensively describe existing abnormalities in brain function and structure of long-term…

Changes in single gene’s action can control addiction- and depression-related behaviors

A new DNA regulatory technique modifies the environment around a single gene to control gene expression and behavioral consequences, researchers report.

Anxiety can damage brain, research shows

People with mild cognitive impairment are at increased risk of converting to Alzheimer’s disease within a few years, but a new study warns the risk increases significantly if they suffer from anxiety.

Some neurons can multitask, raising questions about importance of specialization

The brain is constantly processing sensory information while supporting a dizzying array of behaviors. For decades, biologists have assumed that specialized classes of neurons process all this information at once. But a team of scientists has found a p…

PET, MRI imaging combined to observe Alzheimer’s development

Neuroscientists are urgently seeking new strategies for a causative treatment of Alzheimer’s disease. Yet it is just as important to find reliable procedures to evaluate the likelihood of new treatments succeeding. Researchers have combined two non-i…

Reintegrating veterans into civilian careers

UC research helps the U.S. Department of Veterans Affairs study how to better retain its veteran employees.

Genes active in the brain implicated in differences in rats selected for aggression or tameness

After many generations, rats bred for their bad attitude behave differently from those selected for a calm demeanor around humans.

Conversations more effective than observing physical behavior – new airport security screening method

Airport security agents using a new conversation-based screening method caught mock airline passengers with deceptive cover stories more than 20 times as often as agents who used the traditional…

Why women buy magazines that promote impossible body images

Readers derive ‘thinspiration’ that they can look like modelsA new study reveals the secret of how some fashion and beauty magazines continue to attract devoted audiences, even though they…