Use a condom any time you have vaginal, anal, or oral sex. Polyurethane condoms may break more easily than latex. Only latex and polyurethane condoms protect against STIs and HIV.Correlates of increased sexual satisfaction. X Research source Haavio-Mannila, E., & Kontula, O. Use a condom or dental dam every time you have sex, and for the complete act. If you can, before you have sex, get to know your partner, and talk openly about your sexual histories. With this in mind, make a plan to make your sex life as safe as possible. It can be easier to relax and enjoy yourself if you feel confident that you are practicing safer sex.