This document summarizes emerging trends in HIV/AIDS in Kenya and globally. It provides key statistics on HIV prevalence rates over time in Kenya, showing a decline from 13.4% in 1999 to 5.6% in 2012. It also breaks down prevalence by age, region, and residence. The majority (57%) of new HIV infections in Sub-Saharan Africa are among women. Marginalized groups like men who have sex with men and sex workers have very high prevalence rates over 25% but face legal and social barriers to accessing health services. The document reviews strategies and terminology around HIV prevention, treatment, and awareness of HIV status.