profit thereby should be purged or have their blood let.' One must note the disjunctive particle. Hippocrates did not prescribe that both of these remedies should always be used, as is the practice with some who consider it a crime to let blood without a previous purge. There are some women for whom blood-letting alone is beneficial, when they are rather plump, others who will derive advantage ...

PURPOSE To examine the effectiveness of virginity pledges in reducing STD infection rates among young adults (ages 18-24). METHODS Data are drawn from the National Longitudinal Study of Adolescent Health, a nationally representative study of students enrolled in grades 7-12 in 1995. During a follow-up survey in 2001-2002, respondents provided urine samples, which were tested for Human Papillo...

PURPOSE We examine longitudinal relationships between virginity pledging in adolescence and both sexual initiation and condom use. Prior studies have had mixed results and may not adequately control for prepledge differences between pledgers and nonpledgers. METHODS Data came from a national sample of 12- to 17-year-olds surveyed in 2001 and reinterviewed 1 and 3 years later. Logistic regress...

PURPOSE The current study examined the association between formal and non-formal virginity pledges and the initiation of genital play, oral sex, and vaginal intercourse among adolescents. METHODS Logistic regressions controlling for age, gender, race, expectancies, academic achievement, contraceptive education, perceived peer pledging behavior, and parental and peer attitudes were conducted t...

PURPOSE This study evaluates the efficacy of Vacuum constrictive device (VCD) and the reasons for its failure. MATERIALS AND METHODS In this cross-sectional study, 1500 men with organic erectile dysfunction(ED) were enrolled from July 2003 to July 2010. The treatment efficacy was analyzed using International Index of Erectile Function (IIEF) and questioning patient's partner regarding the man...

Recent reviews suggest that religiosity is associated with the delay of adolescent coital debut (Rostosky, Wilcox, Wright, Randall, in press; Wilcox, Rostosky, Randall, Wright, 2001). Few studies, however, have examined this association using longitudinal data to test theoretically driven models. We analyzed data from 3,691 adolescents (ages 15-21), testing the hypothesis that adolescent religi...

BACKGROUND This paper aims to examine the reproductive health and behaviors which might expose young people at risks of STIs/HIV and potential correlates of such behaviors among female college students in Tehran. METHODS This paper focuses on the study conducted on a sample of 1743 female undergraduate students in four multidisciplinary universities in Tehran during 2005- 2006 using a two-sta...