Are Rats Risk-Averse?

Rats are often studied to determine how humans might behave in a similar situation or react to a medication. Though rats have been known to understand simple reward and punishment responses, it has not been explored whether rats could understand the concept of “playing the odds.” A recent study by Zeeb, Robbins, & Winstanley in…

Component of Common Plastics Linked to ADHD

A new report by Korean scientists has found that phthalates—important components of many consumer products, including toys, cleaning materials, plastics, and personal care items—are associated with symptoms of attention-deficit/hyperactivity disorder (ADHD). Studies to date on phthalates have been inconsistent, with some linking exposure to these chemicals to hormone disruptions, birth defects, asthma, and reproductive problems,…

Researchers Identify Violent Behavior Cues

The effective prediction of violent behavior can prevent future situations that can involve illegal acts or even death. Violent behavior can be the result of childhood conditions, alcohol intake and personality disorders. New research from the University of Helsinki and the Helsinki University Central Hospital Psychiatry Centre show that diagnosing severe personality disorders, evaluating the…

a man discusses subtle signs of depression with a friend

Studies Examine Genetic Roots in Schizophrenia and Bipolar Disorder

Schizophrenia and bipolar disorder can be debilitating for the individual suffering, as well as family and friends. Medications can deliver some relief, but the most effective treatments will be developed as a result of intense research into the makeup of such psychological impairments. Three genome-wide studies have identified an array of genetic variation that could…