Fucking is a pretty simple act, but if you choose not to use condoms it gets a bit more complicated - the risk of HIV transmission changes in every different situation.
To use the Risk Calculator, simply choose one option on each of the 4 sections below according to your current situation, then click on "Calculate" to find out what you're getting yourself into and the risk level involved.
Remember that what is safe for HIV is not necessarily safe for STIs such as Syphilis, Chlamydia, Gonorrhoea and LGV.
YOUR HIV STATUS
HIS HIV STATUS
WAYS TO REDUCE RISK