Top 8 Ways To Know Your Partner Has An STI/STD

7. Abnormalities of menstruation
It is very common to hear women complain of intermenstrual bleeding (vaginal bleeding between menses), heavy menstrual flow or painful menstruation, but very few people are aware that such symptoms may be indicative of an STI affecting the menstrual cycle of the patient. This also is a way to know if your partner has STI.