Psychology & Psychiatry

Are you a hugger? It might be hereditary

A new study of twins finds that genetics play a significant role in how affectionate women are, but the same can't be said for men.

Parkinson's & Movement disorders

Scientists create Parkinson's disease in a dish

A team of scientists led by The New York Stem Cell Foundation (NYSCF) Research Institute successfully created a human stem cell disease model of Parkinson's disease in a dish. Studying a pair of identical (monozygotic) twins, ...

Psychology & Psychiatry

How identical twins influence each other's self-perception

Whenever people learn together with others, they draw comparisons. Usually, a contrast effect occurs that immediately affects one's perception of one's own academic abilities. If others perform better, one assesses one's ...

Addiction

Genetics of addiction: Twin studies

Twin studies offer a critical method to studying questions of nature and nurture in addiction research. Identical twins arise from the same fertilized egg, so they share 100 percent of their genes. If a trait is entirely ...

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