Is it true that a man has a very slim chance of contracting HIV from?
Yes, that is correct. The chance of contracting HIV from penetrative vaginal sex with an HIV-positive partner is about 1 in 1000, although the risk increases substantially if the sex is rough or if other STDs are also present. In general, HIV is much less contagious than most people think it is. It is actually really hard to catch. HIV Risk Behaviors