OBJECTIVE Poly-substance use in gay social ('club') settings is common. Recent studies suggest a link between 'club' drug use and sexual risk behaviours. In this qualitative study, we compare and contrast two 'club' drugs: crystal methamphetamine and ecstasy (MDMA). METHODS Life history interviews were conducted with 12 HIV seroconverters and 12 age-matched controls recruited from a prospecti...

INTRODUCTION Sexually transmitted infections are among the most important public health problems in the world. People who indulge in unsafe sex, such as female sex workers are the most at risk population groups due to multiple sexual partners and inconsistent condom use. The aim of this study was to assess condom utilization and sexual behavior of female sex workers in Gondar town, Northwest Et...

BACKGROUND Although men who have sex with men (MSM) are disproportionately affected by HIV/AIDS in Mexico, data on current risk behaviors in this population are lacking. This study investigated the prevalence and correlates of unprotected anal intercourse (UAI) in a sample of 260 MSM in Tijuana, Mexico. METHODS In June 2010, men attending a gay pride celebration were invited to complete a sex...

BACKGROUND The pre-marital sex and live-in relationship among young people are increasing at an alarming rate. Remote consequences of such high risk behaviors are increase in the incidence of STDs (including HIV), unsafe and illegal abortion, adolescent pregnancy and motherhood, single mother child/abandoned child, juvenile delinquency and many more. OBJECTIVES The aim of this study was to in...

• Feeling unsafe when riding a bicycle is key barrier to cycling participation. We developed novel technology capture subjective user experiences while riding. 10 % of passing events <100 cm had recorded button press. Important links between and infrastructure characteristics. Greater emphasis needs be placed on capturing cyclists’ experiences. To better understand the on-road, this study aimed...