OBJECTIVE To investigate sexual activity as a trigger of myocardial infarction and the potential effect modification of physical fitness. DESIGN A case-crossover study nested in the Stockholm Heart Epidemiology Programme (SHEEP). SETTING Stockholm County from April 1993 to December 1994. PATIENTS All patients with a first episode of non-fatal acute myocardial infarction admitted to corona...

This paper evaluates the evidence regarding teens’ sexual activity and birth control use with an emphasis on the contribution of economic analysis. Researchers in other disciplines often view teen sexual activity as spontaneous and irrational, so that teen pregnancies are considered “mistakes.” Economists’ focus on the costs and benefits of alternative actions leads them to view sexual activity...

BACKGROUND the relationship between cognition and sexual activity in healthy older adults is under-researched. A limited amount of research in this area has shown that sexual activity is associated with better cognition in older men. The current study explores the possible mediating factors in this association in men and women, and attempts to provide an explanation in terms of physiological in...

OBJECTIVES We examined retractions of virginity pledges and of sexual histories among adolescents taking part in waves 1 and 2 of the National Longitudinal Study of Adolescent Health. METHODS Logistic regression analyses were used to compare respondents' reports of virginity pledges and sexual histories at waves 1 and 2.Results. Among wave 1 virginity pledgers, 53% denied having made a pledge...

BACKGROUND Adolescent health is a growing concern. High rates of binge drinking and teenage pregnancies, documented in the UK, are two measures defining poor wellbeing. Improving wellbeing through schools is a priority but information on the impact of wellbeing on alcohol use, and on sexual activity among schoolchildren is limited. METHODS A cross-sectional survey using self-completed questio...

Abstract Introduction Despite calls for greater focus on sex-positive frameworks understanding adolescent sexuality (Harden, 2014), the majority of research early puberty and sexual debut has primarily focused negative outcomes such as body shame (McKenney & Bigler, 2016; Schooler et al., 2005), or vulvar pain (Bergeron 2011; Latthe 2006), risk STIs (Sandfort 2008; Upchurch 2004), unwanted ...

To study different subgroups of Norwegians’ frequency sexual intercourse and the activities that Norwegians engage in during intercourse. Data were collected from a questionnaire survey rep...

This paper presents the differences in family interaction and parenting behaviours and their influence on sexual intention among male and female youths aged 18 to 22 years. The results presented are based on data collected from unmarried college students in Klang Valley, Malaysia. Despite being in a country where premarital sexual activity is not an accepted behaviour, 18% of the 422 male and 1...

OBJECTIVE The aims of this study were to examine the extent to which exposure to childhood sexual abuse (CSA) was associated with increased rates of sexual risk taking behaviors and sexual revictimization during adolescence. METHOD A birth cohort of 520 New Zealand born young women was studied at regular intervals from birth to the age of 18. At age 18 retrospective reports of CSA were obtain...