Bueno este artículo sobre sexo y VIH:

Some see HIV-positive status as a coveted state. Since positive men on antiretroviral therapy are virtually unable to transmit the disease, some are choosing to partner only with such men. ‘Limit your condomless sex to poz guys with undetectable viral loads, and avoid condomless sex with casual negative partners,’ advises Marc André-LeBlanc, a Canadian HIV/AIDS activist, on a Canadian online HIV magazine called Positive Lite. Undetectable has become the new negative.