Centers for Disease Control
The Centers for Disease Control offers a wide variety of resources relating to HIV as well as other STIs. Read up on what they say and always be sure to get tested if you engage in unprotected sex with multiple partners.
National Institutes of Health
The NIH is committed to the research necessary to successfully end HIV/AIDS. If you want to learn more about the cutting edge science behind HIV research, the NIH is a great place to start
A leading resource in stories and issues affecting HIV positive individuals, POZ magazine is a resource for a wide variety of topics. Hearing the stories of other survivors and advocates can help with medication adherence.
Another publication with survivor stories and insights into fellow individuals of the HIV community, The Body is a long standing and credible publication.