HIV and syphilis among men who have sex with men in China: the time to act is now.

In this article, the authors discuss the report of J. J. Xu and colleagues regarding the incidence of HIV and syphilis among Chinese men who sex with men (MSM) in Shenyang, China. The authors analyze the findings of the study of Xu and colleagues which revealed a high incidence of HIV and syphilis infections among 12-month MSM in northern China. The authors argue that unawareness of wives on the same-sex behaviors of their husband could have a significant role in HIV transmission in China.