Deriving self-worth from romantic relationships (relationship contingency) may have implications for women's sexual motives in relationships. Because relationship contingency enhances motivation to sustain relationships to maintain positive self-worth, relationship contingent women may engage in sex to maintain and enhance their relationships (relational sex motives). Using structural equation ...

Roman High- (RHA) and Low-Avoidance (RLA) outbred rats, which differ for a respectively rapid vs. poor acquisition of the active avoidance response in the shuttle-box, display differences in sexual activity when put in the presence of a sexually receptive female rat. Indeed RHA rats show higher levels of sexual motivation and copulatory performance than RLA rats, which persist also after repeat...

Sexual arousal can be viewed as an emotional state generating sex-specific autonomic and general somatic motor system responses that prepare for sexual action. In the present study modulation of spinal tendious (T) reflexes by sexual films of varying intensity was investigated. T reflexes were expected to increase as a function of increased film intensity. Through use of a between-subjects desi...

Compounds collected from the torso and axillary area of sleeping men can be distinguished based on the number of MHC alleles matching between the man and the woman choosing the scent she prefers. Compounds from breastfeeding women and their infants increase the sexual motivation of other women and change the timing of ovulation. Here we show that these human compounds, collected on cotton, froz...

The frequency of homoerotic behavior among individuals who do not identify as having an exclusively homosexual sexual orientation suggests that such behavior potentially has adaptive value. Among both male and female nonhuman primates, affiliation, broadly defined, is one of the main drivers of homoerotic behavior. Correspondingly, in humans, both across cultures and across historical periods, ...

BACKGROUND Due to the increase of premarital sex and the lack of reproductive health services, unmarried rural-to-urban female migrants experience more risks of sex and reproductive health (SRH). This study was designed to describe SRH related knowledge, attitude and risk behaviors among unmarried rural-to-urban female migrants and examine the predictors of reducing sexual and reproductive risk...

The current study employed Communication Privacy Management (CPM) theory to examine the factors associated with disclosure of HIV infection to sexual partners or spouses as well as gender differences in these associations among a sample of people living with HIV (PLHIV) in China. A total of 1254 PLHIV who had 5-16 years old children were invited to answer the questions related to disclosure of ...

BACKGROUND High prevalence of risky sexual behaviors and lack of information, skills and preventive support mean that, adolescents face high risks of HIV/AIDS. This study applied the information-motivation-behavioral skills (IMB) model to examine the predictors of consistent condom use among senior high school students from three coastal cities in China and clarify the relationships between the...