News tagged with identical twins

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 ...

Nov 06, 2013
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Researchers find unexpected genetic mosaic in the brain

(Medical Xpress)—Scientists at the University of Virginia and elsewhere have discovered that nerve cells in the brain are unexpectedly varied in their genetic makeup, a surprising finding that may help explain schizophrenia, ...

Nov 04, 2013
popularity 4.3 / 5 (6) | comments 0 | with audio podcast

Study of twins shows how smoking ages the face

(HealthDay)—A study comparing the faces of identical twins confirms what many smokers fear—the habit does prematurely age a person's skin, taking a serious toll on looks even after just five years.

Oct 30, 2013
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Why parenting can never have a rule book

Any parent will tell you that there is no simple recipe for raising a child. Being a parent means getting hefty doses of advice – often unsolicited – from others. But such advice often fails to consider a critical factor: ...

Sep 03, 2013
popularity 5 / 5 (2) | comments 7

Alcohol abuse, eating disorders share genetic link

Part of the risk for alcohol dependence is genetic, and the same is true for eating disorders. Now, researchers at Washington University School of Medicine in St. Louis have found it's likely some of the ...

Aug 21, 2013
popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Sleepwalkers sometimes remember what they've done

Three myths about sleepwalking – sleepwalkers have no memory of their actions, sleepwalkers' behaviour is without motivation, and sleepwalking has no daytime impact – are dispelled in a recent study led by Antonio Zadra ...

Mar 14, 2013
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