More than one fourth of the total population in Iran are young people aged 10-24 (1). On the one hand, strong cultural and religious values surround sexuality before marriage and on the other hand, shifts towards greater interaction between young men and women are occurring in response to the spread of education among females, the postponement of marriage, and outside influences (2-4). Although...

BACKGROUND Until recently, premarital examination for both men and women was a legal requirement before marriage in China. Researchers have carried out surveys of attendees' sexual activity, pregnancy and abortion before their marriages, trying to map out reproductive health needs in China, according to this unique population-based data. To systematically identify, appraise and summarise all av...

Family environment is one of the most influential factors on youth sexual behavior but has received little investigation in sub-Saharan Africa. Yet, a comprehensive understanding of family influences could improve the efficiency of reproductive health (RH) interventions. Using retrospective data from a population-based survey, life-table analysis was utilized to compute the median age at premar...

Introduction: Early initiation of sex increases the risks of unprotected sex, multiple partners, and sexually transmitted infections. The effective factors of premarital sexual intercourse have not been widely studied. Objective: This study aimed at identifying environmental factors influencing premarital sexual intercoursefromthe Iranian youths’ perspective. Materials and M...

Premarital Sexual Among Adolescents In Adolescence is a time where one individual's experience of transition from stage to the next and good change emotion, body, interests, behavioral patterns, also full problems. This resulted in changes attitudes behavior, such as starting notice appearance myself, became interested trying attract opposite sex show feelings love, which would then arise sexua...

OBJECTIVE This study examined trends in premarital sex, multiple partnership and condom use among young people (15-24 years) in Zambia from 2000 to 2009, and assessed the effects of individual and neighbourhood variables on these sexual behaviour indicators in 2000 and 2009. METHODOLOGY We analysed data from the Zambia Sexual Behaviour Survey, conducted in 2000, 2003, 2005 and 2009. Multi-sta...

BACKGROUND The migrant population in China is at high risk for sexual risk behavior and alcohol intoxication. Information about the prevalence of alcohol intoxication and its association with sexual risk behavior among migrants is needed for designing effective intervention prevention programs for reduction in alcohol abuse and HIV infection. METHODS Cross-sectional data were collected from 2...

ABSTRACT
 Premarital sexual behavior is that carried out between men and women without legal marriage. As the number of premarital sex increases, efforts need to take. One can do identify main factors contributing reducing or increasing by a Regression model. In context behavior, environmental influences cannot be ignored. GLMM used model data grouped into certain Groups, include environme...

BACKGROUND The objective of this review was to investigate whether Chinese population groups that do not belong to classical high risk groups show an increasing trend of engaging in high-risk sexual behaviors. METHODS We systematically searched the English and Chinese literature on sexual risk behaviors published between January 1980 and March 2012 in PubMed and the China National Knowledge I...