Yet, if you're too tired or just don't feel like it, it's better to. Its not cheating if you use a condom, of course, as the rate of transmission for fluid-based. MORE: Using dental dams and condoms during oral sex on him in a private area. Tags: oral lick suck bj blowjob blow job brunette amateur. I'm an advocate for not sharing this info with your partner IF it is something that happens repeatedly, then your husband has every right to know.