Glossary /
Serodiscordant couple
Formalserodiscordant · mixed-status couple · serodifferent
A relationship where one partner is HIV-positive, the other negative; with U=U and PrEP, they can love and live safely.
A serodiscordant couple (also “mixed-status” or “serodifferent”) is a relationship in which one partner is HIV-positive and the other negative. Such relationships were once imagined as full of danger and sacrifice — but the science has completely rewritten that picture.
With two reliable tools, serodiscordant couples can absolutely have safe, intimate, lasting relationships. First, U=U: when the positive partner takes treatment consistently and keeps their viral load undetectable, the virus is not passed on through sex. Second, PrEP: the negative partner can choose pre-exposure medication for an added layer of protection. Many such couples can also have healthy children safely, with medical support.
Register note: this is a neutral term from public-health and relationship contexts. It reminds us that being HIV-positive is not the end of love, nor a reason for anyone to be shut out.
Common misreading: assuming a serodiscordant relationship is inherently “dangerous” or “impossible,” even urging people to break up over it. That fits neither today’s medical facts nor the full life two people can share. Much of the fear around it comes from stigma, not from actual risk.