The CDC estimates that just fewer than 1.2 million people in the U.S. are living with HIV/AIDS -- and 44 percent of those cases live in only 12 U.S. cities. And Africa has many countries with a higher prevalence and prevalence rate than the U.S. Want to learn more? Check out TheBody.com's very own infographic, and make sure to share it on Facebook, Tumblr, Twitter and elsewhere!