Why must I wear a condom if both my partner and I are HIV positive? How Can We Help? Search Back to Knowledge Base You are here: KB Home AIDS/HIV Why must I wear a condom if both my partner and I are HIV positive? Print PostedSep 19, 2018 Last Updated OnSep 19, 2018 ByAltron BSI Web Dev Why must I wear a condom if both my partner and I are HIV positive? There are different strains of HIV and you can be infected again with the same or different strains if you do not use a condom. Table of Contents