So far, this treatment offers the best chance of preventing HIV from multiplying, which allows your immune system to stay healthy.

Additional research is needed to identify factors that prevent HIV in this population.

We know more than ever before about what works to prevent HIV.

If you use them consistently and correctly, condoms are highly effective in preventing HIV.

They prevent HIV from multiplying, reducing the amount of virus in your body.

Some observers believe that a vaccine to prevent HIV will never be achieved.

Green et al. (2008) also disagree with using circumcision to prevent HIV, citing similar reasons.

This day is a call to action to continue to build upon our efforts to prevent HIV.

"As a result methadone's potential to prevent HIV is probably not being realized."

The last two times the pope discussed preventing HIV, he caused enormous controversy.