Psychology & Psychiatry

Low-income home strife drives earlier teen sex

(Medical Xpress)—The age at which people become sexually active is genetically influenced – but not when they grow up in stressful, low-income household environments, reports a new study.

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.

Psychology & Psychiatry

If panic is treated in parents, also children feel better

Children of parents with anxiety disorders are more likely todevelop anxiety disorders than children of normal controls . This familial aggregation is due to genetic and environmental influences, whereas it can be assumed ...

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 ...

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