How STD-Savvy Are You?

I know lots of people like to think that they know all about STDs and STIs, but the truth is, there's a ton of myths circulating the entire world. The MayoClinic has a fun little quiz all about STDs so you can find out how much you really know!

Q&A: Analingus And Having Safe Anal Sex

I like to sometimes give rimjobs to my girlfriend and have anal sex with her. I was wondering – if we are both STI free, do I have anything to worry about, in terms of contracting anything? Also, I know anal sex can be dangerous if not done properly, but if done properly, is there any chance of hurting her during anal sex?