Brain and Behavior News

Additional Education Brings Potential for Stress

November 21st, 2014
Obtaining a degree is usually associated with a better salary and improved control over one’s life. However, gaining prestige and moving up the financial ladder comes with a price. In a new study, professor Scott Schieman, Canada Research Chair in the Social Contexts ...

Weight Changes Common with Parkinson’s

November 21st, 2014
New research discovers that it is normal for patients with Parkinson’s disease to have significant weight fluctuations. People may gain or lose weight depending on the stage of the disease. They may also gain up to 25 pounds after a course of deep ...

Hiring Authority Influences Gender-Related Depression

November 21st, 2014
A job description that includes hiring and firing authority appears to affect women and men differently. In a new study, researchers discovered that having job authority increases symptoms of depression among women, but decreases them among men. "Women with job authority -- the ...

Early Puberty May Put Teens at Risk for Depression

November 20th, 2014
New research suggests kids who enter puberty ahead of their peers are at heightened risk of depression. Both genders are at risk, although depression typically develops differently in girls than in boys, said University of Illinois researchers. "Investigators believe their findings show that early ...

Herpes Simplex Virus May Up Risk of Alzheimer’s

November 20th, 2014
A person who carries certain antibodies of the herpes simplex virus may be at double the risk for Alzheimer’s disease, according to two new Swedish studies. "The identification of a treatable cause [herpes simplex] of the most common dementia disorder is a breakthrough," ...

Night Shift May Lead to Weight Problems

November 19th, 2014
New research discovers people who work the night shift are likely burning less energy during a 24-hour period than those on a normal schedule. The imbalance in caloric energy expenditure may increase night workers risk for weight gain and obesity. Researchers have known that ...

Mental & Physical Pain May Be Different After All

November 19th, 2014
New research may rewrite how we believe pain is processed by the brain. For the last decade, neuroscientists have believed that the brain processes physical and social pain in a similar manner. Now, a new study from the University of Colorado shows that the ...

Musical Expertise Linked to Robust Long-Term Memory

November 19th, 2014
A study of professional musicians suggests musical expertise improves long-term memory and cognitive performance. In the research, scientists from the University of Texas at Arlington measured electrical activity of neurons in the brains of 14 musicians and 15 non-musicians. Dr. Heekyeong Park, assistant professor ...

Rat Study Suggests Oxycodone Can Cause Long-term Behavioral Changes

November 18th, 2014
New research using a rat model suggests even brief usage of the painkiller oxycodone may impair behavior in a person even after use of the medication ends. Investigators believe use of oxycodone may result in a “cognitive hangover” that can lead to enduring ...

Mental Exhaustion Increases Risk of Heart Disease

November 18th, 2014
New research suggests psychological factors can elevate the risk of heart disease among healthy men and women by 36 percent. Mount Sinai School of Medicine researchers discovered fatigue, increased irritability, and feeling demoralized were associated with the increase in risk for first-time cardiovascular ...