Background The human immunodeficiency virus (HIV) infectiousness of anal intercourse (AI)
has not been systematically reviewed, despite its role driving HIV epidemics among men …

Recent data demonstrate that human papillomavirus also plays a role in cancers other than
ano-genital cancers, specifically head and neck cancers, and non-cancerous conditions …

Purpose This study explores whether gender, age and race differences in oral sexual
behavior account for the demographic distribution of oral human papillomavirus infection …

Little research addresses the role of anal sexuality and anal sexual behaviors as a widely
practiced but relatively less frequent element of a heterosexual sexual repertoire. However …

Background: Binge drinking is associated with risky sexual behaviors and sexually
transmitted diseases (STDs). Few studies have investigated this by gender or in an STD …

Background. Chlamydia trachomatis is the most common notifiable disease in Canada, and
extragenital sites are believed to serve as hidden reservoirs for ongoing transmission of …

BACKGROUND: Most anal squamous cell carcinomas (SCCs) are caused by high risk types
of human papillomavirus (HPV) and are potentially preventable by HPV vaccination. In order …

Objectives High rates of psychosocial and health problems have been identified among
patients attending sexually transmitted disease (STD) clinics, who are disproportionately …

Despite the frequent depiction of heterosexual anal sex in pornography, and growing
indications that heterosexual couples engage in anal sex, almost no research has examined …

Background The prevalence and correlates of rectal sexually transmitted infections are well
described among men who report receptive anal intercourse (AI); however, little is known …