Entertainment Love and Romance 5 Different Kinds of Sex Defined Share PINTEREST Email Print Love and Romance Teens Relationships Sexuality Divorce LGBTQ Friendship By Holly Ashworth Updated September 10, 2017 Think "sex" only means one thing? Think again! The word "sex" encompasses a lot of different types of sexual activities. The definitions of the main ones are below, along with how risky they are. If you want to learn more, follow the really useful links under each heading. 01 of 06 Vaginal Sex Christoph Martin/Photodisc/Getty Images Vaginal sex is what most people think of as "sex" - specifically when a man's penis enters a woman's vagina. It's the only form of sex that can lead to pregnancy, and it can spread sexually transmitted diseases (STDs), also called sexually transmitted infections (STIs), too. Facts About Vaginal SexYour Most Embarrassing Sex Questions Answered10 Signs That You're Ready for SexFacts About Your First Time 02 of 06 Oral Sex Some teens believe that they can remain a virgin if they only have oral sex, but contrary to popular belief, Oral Sex IS sex. Oral sex is any kind of sex that involves contact between the mouth and genitals. You may have heard people call it "going down" on someone, or "giving someone a blow job". Oral sex can't get you pregnant, but it can spread the same STDs and STIs that vaginal sex can - which means that if you want to do it safely, you must use a condom or dental dam. All About Oral SexDoes Oral Sex Count as Sex? 03 of 06 Anal Sex Anal sex is any type of sex that involves penetrating someone's anus, their "butt". It carries the same risks of disease as vaginal sex and oral sex. Some people believe that anal sex is only for gay men, however, women participate in anal sex too. What's the Deal With Anal Sex?Do All Gay Guys Have Anal Sex? 04 of 06 Masturbation Masturbation means touching yourself in order to feel sexual pleasure, so you are basically having sex with yourself. Since you're doing it by yourself, there's no risk of pregnancy or STD/STI - making masturbation the safest form of sex there is. 05 of 06 Mutual Masturbation Mutual masturbation means masturbating in front of a partner. Since there's no genital contact between you and the other person, it's a safe form of sex that can't spread STDs/STIs or lead to pregnancy 06 of 06 Abstinence Abstinence is not a form of sex. Abstinence is when a person abstains from sex, meaning that they choose not to engage in any of the forms of sex listed above. Some people do this for religious purposes, however others abstain for health reasons. This is the safest way to protect yourself from any STDs/STIs, teen pregnancy, and emotional turmoil.