Crystal methamphetamine (aka "crystal meth") use with high-risk sex has become an emerging health problem for gay and bisexual men in New York City since the late 1990s. Public health campaigns were eventually developed to encourage gay and bisexual men to avoid or reconsider using crystal meth. Reactions to three campaigns were measured…

Reported rates of recreational drug use among gay and bisexual men are currently rising. Although there has been much empirical research documenting current trends in drug use among gay and bisexual men, little research has empirically contrasted differential rates across urban epicenters, while even less has addressed racial or ethnic variation…