Life Monkeypox is spreading through sex, but it’s not an STI. Why calling it one is a problem. August 4, 2022August 5, 2022Sara M Moniuszko, USA TODAYComments Off on Monkeypox is spreading through sex, but it’s not an STI. Why calling it one is a problem. The problem with calling monkeypox a sexually transmitted infection goes beyond inaccuracy. It also feeds into stigma.