Scientists at The Graduate Center of The City University of New York and Brooklyn College have discovered seasonal changes in dopamine levels in the female plainfin midshipman fish's inner ear helps hearing sensitivity grow in the summer mating season, making her better able to hear the male's mating calls.
Sexually active Australian secondary students tend to engage in responsible sexual behaviour but there is still room to improve knowledge and education for this group, according to a nationwide survey conducted by La Trobe University.
A new study from Professor Doug VanderLaan's lab in UofT Mississauga's Department of Psychology looking at biological mechanisms that are often thought to influence male sexual orientation was published in the latest edition of PNAS.
Females who identify as sexual minorities face an increased risk of substance use that shows up as early as age 13, suggesting early adolescence is a critical period for prevention and intervention efforts.
Scientists from the ARC Centre of Excellence for Coral Reef Studies reveal the torrid, adulterous love lives of the mouth-brooding cardinalfish. The male fish of this species carries the eggs in his mouth until they are ready to hatch. Until now the species were assumed to be monogamous. However, cuckoldry goes hand-in-hand with cannibalism of the young.
New study lays bare cultural reasons around the globe for bikini waxing and man-scaping.
This study describes how common nonsuicidal self-injury has been over time among sexual minority and heterosexual adolescents. The study used surveillance data for 2005 to 2017 from Massachusetts, the first state to assess sexual orientation (assessed as self-reported sexual identity and same-sex behavior).
Today, The Lancet published a new Series on 'Gender Equality, Norms and Health', which finds that governments and health institutions have persistently failed to make progress towards gender equality, despite the impact of gender -- and the spoken and unspoken rules of societies about acceptable gender behaviors -- on health throughout life. Set to be launched at the annual 'Women Deliver 2019'  conference, this Lancet Series is the result of a four-year project developed by over 100 contributors from five continents.
In poor urban areas around the world, exposure to adverse events as children -- including physical and emotional neglect, violence, and sexual abuse -- is strongly associated with both adolescent depression and violence perpetrated by young people, with the data suggesting that boys are suffering even more than girls, according to a new study in the Journal of Adolescent Health from the Johns Hopkins Bloomberg School of Public Health.
Sperm banks in the United Kingdom and Australia use images and phrases associated with masculinity to attract donors because laws prohibit them from paying for sperm.