Vice Media
A drug called Truvada is the first FDA-approved means of preventing HIV infection. If an HIV-negative person takes the pill every day, he or she is nearly 99 percent protected from contracting the virus. Controversy continues to surround the broad uptake of Truvada, but the landscape of safer sex and HIV prevention changes fundamentally from this point forward—particularly within the gay male community, the population hit hardest by HIV in America.