However, black/African American MSM of all ages experience racial disparities in health and are more likely than other gay and bisexual men of other races/ethnicities to encounter broader social and economic barriers 1. Published research does not provide definitive answers about why new HIV infections among young, black/African American gay, bisexual, and other men who have sex with men (MSM) have increased. Factors Contributing to Increase in HIV Infections among Black MSM Guided by the National HIV/AIDS Strategy external icon for the United States, the CDC and its partners are pursuing a high-impact prevention approach to reducing new HIV infections by using combinations of scientifically proven, cost-effective, and scalable interventions directed to the most vulnerable populations in the geographic areas where HIV prevalence is highest.