A woman in China is preparing to abort her baby boy after being told he has a condition which many people mistakenly believe means he will grow up with aggressive and violent tendencies. Prenatal ...

Studies show that people with the the XYY syndrome—found exclusively in males—tend to exhibit impulsive and hyperactive behaviours, but the syndrome is not linked to aggression or psychopathy.

A pregnant woman's social media post about her fetus' genetic abnormality has sparked heated discussion online. The woman shared a photo of her pregnancy test on a social media platform on July 14, ...

Studies on individuals with sex chromosome abnormalities have demonstrated the promoting effect of the Y chromosome on tooth crown enamel. with the Breaking Science News daily newsletter ...