Psychology & Psychiatry

When it comes to peer pressure, teens are not alone

and when they do, they like to have company. Teens are five times likelier to be in a car accident when in a group than when driving alone, and likelier to commit a crime or drink alcohol when with a group of peers.

Addiction

Adolescence: When drinking and genes may collide

Many negative effects of drinking, such as transitioning into heavy alcohol use, often take place during adolescence and can contribute to long-term negative health outcomes as well as the development of alcohol use disorders. ...

Psychology & Psychiatry

US regions exhibit distinct personalities, research reveals

Americans with similar temperaments are so likely to live in the same areas that a map of the country can be divided into regions with distinct personalities, according to new research published by the American Psychological ...

Psychology & Psychiatry

Genetic influences on cognition increase with age, study shows

(Medical Xpress)—About 70 percent of a person's intelligence can be explained by their DNA—and those genetic influences only get stronger with age, according to new research from The University of Texas at Austin.

Medical research

Bone hormone influences brain development and cognition

Researchers from Columbia University Medical Center (CUMC) have found that the skeleton, acting through the bone-derived hormone osteocalcin, exerts a powerful influence on prenatal brain development and cognitive functions ...

Genetics

Lifestyle influences metabolism via DNA methylation

An unhealthy lifestyle leaves traces in the DNA. These may have specific effects on metabolism, causing organ damage or disease. Scientists of Helmholtz Zentrum München have now identified 28 DNA alterations associated with ...

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