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

3. Presence of sores around the genitals or the mouth
The presence of any sore around the mouth or the genitals should give a suspicion of STI. Mouth sore may be indicative of herpes infection especially in people who practice MouthAction. Other STI like the dreaded syphilis infection also presents like a typical sore found on the joystick or inside the vagina.