Researchers found that sex-specific epi-marks can lead to homosexuality when they escape erasure and are transmitted from father to daughter or mother to son. This study solves the evolutionary riddle of homosexuality, suggesting that epigenetics is a critical factor contributing to the phenomenon.
Researchers at Cornell University used a new technology to measure pupillary changes in response to erotic videos, revealing that pupils widened most for people who found the videos attractive. The study confirms previous research suggesting women have a different type of sexuality than men and provides insight into male bisexuality.
Research reveals that individuals with uncertain sexual orientations, such as bisexuality, are more likely to experience heavy drinking and negative consequences from alcohol use. The study suggests that this phenomenon may be linked to stress and stigma associated with not fitting into traditional hetero- or homo- sexual categories.
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Researchers at Indiana University have conducted two studies on bisexual individuals, finding that women who identify as bisexual or lesbian report better health when their sexual identity matches their recent sexual history. In contrast, queer-identified women's mental, physical, and sexual well-being is not related to the gender of t...
Researchers at Ohio State University found that experience-taking, feeling emotions and thoughts of a character as one's own, can lead to real changes in readers' lives. In experiments, people who identified with characters who overcame obstacles or experienced prejudice showed improved attitudes and behavior.
Researchers discovered that individuals with unacknowledged attraction to the same sex and authoritarian parents are more likely to exhibit homophobic attitudes. The study suggests that homophobia can be a manifestation of internal conflict and repression, particularly in those who deny their own sexual orientation.
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A recent study by Indiana University researchers found that bisexual men often feel uncomfortable accessing sexual health services due to fear of disclosure and stigma. A more general approach, framed as 'men's health' or 'men's sexual health,' is likely to be more effective in reaching these individuals.
Public attitudes toward gays and lesbians are changing to reflect greater acceptance, with younger generations at the forefront. A significant trend toward greater tolerance regarding homosexuality has emerged, particularly in support for same-sex marriage.
A recent study published in BJUI found that homosexual men taking bicalutamide for prostate cancer reported significant reductions in all aspects of their sexual functioning and satisfaction, ranging from 23% to 54%. In contrast, heterosexual men reported fewer problems and were more satisfied with intercourse.
A growing interest in 'chav' culture is being studied among middle-class gay men, revealing complex consumer patterns and challenging traditional notions of gay identity. The research also raises questions about the potential impact on working-class homosexual men.
The modern understanding of homosexuality originated in 19th-century Germany with the Imperial Criminal Code's anti-sodomy law, sparking public inquiry into same-sex eroticism. This led to key components of modern gay rights, including recognizing same-sex attraction as a fundamental aspect of individual biology or psychology.
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A recent study from the University of Texas at Austin found that men are more than twice as likely to continue dating a girlfriend who has cheated on them with another woman. In contrast, women show the opposite pattern and are more likely to stay in relationships following a man's infidelity. The researchers suggest that this disparit...
Researchers at Indiana University found that terminology and framing efforts had no effect on public opinion concerning the ongoing debate over legalizing same-sex marriage. Beliefs and values held sway, not rhetoric or word choice, according to the study.
Researchers found that fa'afafine men in Samoa exhibit stronger kin selection, allocating resources to their nieces and nephews, potentially enhancing their own evolutionary prospects. This supports the kin selection hypothesis as a potential explanation for the persistence of male same-sex attraction.
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Young API gays and lesbians face rejection from families and stigmatization by the larger Asian community due to ancestral cultures and Western values. Researchers developed a new model of identity formation that explores ethnic and gender differences in four stages.
A significant minority of therapists continue to offer treatments aimed at changing a person's sexual orientation, despite a lack of evidence supporting their effectiveness. The therapies, often rooted in moral and religious views, can be harmful and lead to increased stress for clients who are already discriminated against.
A recent study published in the Journal of Homosexuality found that internalized homonegativity, or negative attitudes towards homosexuality, is a stronger predictor of poor mental and sexual health among gay men than the act of being homosexual itself. The research suggests that positive attitudes towards homosexuality are associated ...
The study found that genetics accounted for around 35% of the differences in homosexual behavior among men, while non-shared environmental factors explained 64%. For women, genetic influences were more modest, accounting for 18%, with non-shared environment and shared family factors explaining 64% and 16% respectively.
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Researchers suggest a new evolutionary model for male homosexuality, involving genetically-based 'sexually antagonistic selection' that promotes female fecundity. This model provides insight into the origins and dynamics of male homosexuality in human populations.
A team of neurobiologists has discovered a gene controlling fruit fly homosexuality and found it can be turned on and off within hours using genetic manipulation or drugs. The research provides insight into the biological basis of sexual orientation and may one day enable the domestication of insects like fruit flies for useful purposes.
A study published in Archives of Sexual Behavior found that the brains of gay and straight men differ in terms of brain structure. Gay men tend to have a larger corpus callosum, a region responsible for communication between the two hemispheres of the brain.
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Researchers at the University of Warwick found that sexual orientation affects mental tasks like navigating, but age does not discriminate based on gender. The study revealed that homosexual and bisexual individuals outperformed heterosexual counterparts in certain tasks.
A new study published in Employee Responsibilities and Rights Journal finds that homosexuals are no more disruptive to military life than their heterosexual counterparts. The study, led by Dr. Debbie Knapp, challenges the U.S. military's reasoning behind discharging gay soldiers under the 'Don't Ask, Don't Tell' policy.
Research suggests that sexual orientation influences how people perceive individual faces, particularly in the brain's reward circuitry. The study found that heterosexual women and homosexual men responded more strongly to male faces, while heterosexual men and homosexual women responded more to female faces.
The study found that Chlamydial infection was common in both heterosexual and homosexual men with NGU, with C. trachomatis and M. genitalium being associated with unprotected vaginal sex. Oral-genital contact may be an important mechanism of NGU pathogen transmission, according to the findings.
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A recent study published in Psychological Science found no indication of a bisexual pattern of genital arousal among heterosexual and homosexual men, but did reveal a distinct bisexual pattern of subjective arousal. This challenges the existing understanding of male bisexuality and highlights the need for further research.
A study by the Monell Chemical Senses Center found that homosexual men and lesbian women have distinct patterns of body odor preferences compared to heterosexual men and women. Gay men preferred odors from gay men and heterosexual women, while being least preferred by other groups.
A new study published in the journal Personal Relationships found that secret romantic relationships consistently report lower levels of relationship quality. The researchers also discovered that the allure of secrecy can quickly degrade during the beginning weeks of such a relationship.
Researchers suggest genetic factors favoring male homosexuality could increase female fecundity, resolving the Darwinian paradox. This study provides evidence for inherited factors in homosexuality, exploring its implications on population dynamics.
The University of Chicago study found that urban areas are organized into partnering markets, influencing how people meet and form relationships. Societal institutions, neighborhoods, and racial groups play significant roles in shaping these markets.
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Researchers found that gay and lesbian couples start conflicts with more positivity and less negativity compared to straight couples. They also show more positive emotions during discussions and are less domineering.
Researchers found that higher religiosity levels in countries do not necessarily lead to stricter moral standards on sex. In fact, individual religiosity has a minimal effect on cheating on taxes due to existing laws.
Research shows a significantly higher prevalence of PCO/PCOS in lesbian women compared to heterosexual women. The study found that hormones such as testosterone and luteinizing hormone were significantly higher in lesbian women, suggesting a link between PCOS and sexual orientation.
A new Northwestern University study suggests a fundamental difference in men's and women's brains and arousal patterns. Women exhibit a bisexual arousal pattern, responding equally to both male and female erotica, unlike men who respond consistently with their sexual orientations.
Researchers are re-examining Darwin's sexual selection theory, finding it doesn't fit many species' behaviors. Scientists propose a more comprehensive approach incorporating social and reproductive roles in sexuality.
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A nationwide survey of adoption agencies found that 63% of respondents accepted applications from homosexual individuals, with nearly 38% having made at least one adoption. Key factors impacting willingness included religious affiliation and the type of children placed.
Researchers have discovered that male orangutans engage in homosexual behavior in the wild, a phenomenon previously only observed among captive animals. This finding highlights the complexity of primate social behavior and challenges existing assumptions about great ape sexuality.
A meta-analysis of 23,410 participants found increased left-handedness in gay men and lesbian women compared to heterosexual individuals. This suggests that early developmental factors may play a role in the origins of homosexuality.
Research by Marc Breedlove suggests that higher levels of male hormones in the womb can increase a person's likelihood of developing a homosexual orientation. Finger length measurements, influenced by fetal androgen levels, also showed correlations with sexual orientation.
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A study by Ohio State University researchers reveals that low-prejudice people are more critical of weak arguments made by minority group members, while high-prejudice individuals ignore such statements. Low-prejudice individuals notice flaws in arguments from minority groups and are motivated to ensure their responses are not prejudiced.
A UC San Francisco study published in the New England Journal of Medicine found that HHV-8 is a direct cause of Kaposi's sarcoma in HIV-positive homosexual men, with transmission through sexual contact playing a major role. The study showed that infection with HHV-8 increases the risk of developing Kaposi's sarcoma within 10 years.
Researchers found that echo-like sounds made by the inner ears of homosexual and bisexual women are weaker than those of heterosexual women, suggesting masculinization of brain structures responsible for sexual preference. The study indicates the potential value of non-invasive windows into brain development and sexual differentiation.
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A Cornell psychologist suggests that a child's early preferences for sex-typical or nonconformist activities and peers may shape their future sexual orientation. Studies show that many gay men and lesbians recall being more attracted to those who were different from them in childhood.