Publications by authors named "Nicholas A Grosskopf"

Components of sexual minority (SM) status-including lesbian or bisexual identity, having same-sex partners, or same-sex attraction-individually predict substance use and sexual risk behavior disparities among women. Few studies have measured differing associations by sexual orientation components (identity, behavior, and attraction), particularly over time. Data were drawn from the 2002-2015 National Survey of Family Growth female sample (n = 31,222).

View Article and Find Full Text PDF

School-based interventions aimed at modifying the knowledge, attitudes, social norms, and intended future practice regarding breastfeeding may be an effective way of improving breastfeeding rates. A systematic review of relevant literature was conducted to identify scientifically rigorous studies on school-based interventions and promotion activities that focus on breastfeeding. Of the 1990 citations reviewed, only 6 empirical articles on school-based interventions to promote breastfeeding were found and these interventions vary greatly in terms of format, duration, outcome measures, and significance of the results.

View Article and Find Full Text PDF

The Internet continues to be a popular venue for men who have sex with men (MSM) to seek sexual partners. Increased sexual risk behavior has been linked to MSM who use the Internet to seek partners. However, there has been little research on how new mobile-based social networking applications ("apps") may affect sex-seeking and sexual risk behaviors of MSM.

View Article and Find Full Text PDF

The ongoing HIV epidemic among men who have sex with men (MSM) in New York City and the increased use of Internet sexual social networking websites by MSM fosters a need to understand the characteristics and sex-related behaviors of this group. The authors conducted an online survey of 195 MSM who use sexual social networking websites in New York City. Demographic characteristics, sexual sensation seeking, and HIV optimism-skepticism were compared among participants reporting sex with and without condom use (safe sex and high-risk sex, respectively) with partners met online.

View Article and Find Full Text PDF