News by Subject Social & Behavior

Bisexual men have a higher risk for heart disease compared with heterosexual men across several modifiable risk factors, finds a new study published online in the journal LGBT Health.

An international group of researchers, involving scientists from Universidad Carlos III de Madrid (UC3M) and the Complexity Science Hub Vienna, developed a tool to track and analyze gender inequality through Facebook usage data. Their results, published in an article in the latest issue of Proceedings of the National Academy of Sciences (PNAS), show that gender inequality online is related to gender inequality in society at large.

A study of the victimization of women who were living in areas of high poverty and HIV prevalence in multiple cities across the US has shown that high-risk-sex, characterized by one or more HIV risk factors, was associated with a significantly greater likelihood of physical violence against the female participant within the subsequent six months.

Researchers found that a form of the estrogen hormone can contribute to drug relapse in females by worsening withdrawal symptoms. The study looked at the interaction of the female sex hormone estradiol and methamphetamine.

Scientists have identified a key enhancer of Sox9 -- a gene critical for male sex development -- and demonstrated that deleting this non-coding DNA results in male-to-female sex reversal.

To prevent and treat Alzheimer's disease, scientists need to better understand how the disease differs between women and men, according to a paper published June 12 in Alzheimer's & Dementia: The Journal of the Alzheimer's Association.