Hair-pulling disorder caused by faulty gene in some families
Scientists at Duke University Medical Center have identified gene mutations that cause trichotillomania, a psychiatric disorder that triggers people to compulsively pull their hair

Severe mental retardation gene mutation identified
Genes related to other retardation syndromes are expected to be found

Genetic roots of bipolar disorder revealed by first genome-wide study of illness
Targeting enzyme produced by a specific gene may lead to better medications

With Fruit Fly Sex, Researchers Find Mind-body Connection
The finding, made by Brown University biologists, debunks the notion that sexual mind and sexual body are built by separate sets of genes.

Heredity May Be The Reason Some People Feel Lonely
Heredity helps determine why some adults are persistently lonely, research shows.

Alcohol Researchers Relate a Genetic Factor to Anxiety in Women
Researchers have identified a genetic factor that appears to influence anxiety in women.

Holiday Eating Is An Inherited Trait, Says GSU Psychologist
Genes dictate not only the amount of body fat a person has but also how much they want to be in a particular social situation, and how much they eat while they're there, says psychologist.