While you can be safe at meeting your future dates with adult personal sites like this, you still have to have your own precautions when it comes to sex. You aren't still safe from sexually transmitted diseases that you might acquire from your date because these adult personal sites don't have medical screening requirements to screen all the adult members who register on their sites. What can you do to protect yourself? I guess there's nothing else for you to do except practice safe sex by using a condom. Guys who are expecting to get laid from adult dating sites like this should have condoms in case of sexual emergencies. C'mon! This is the 21^st century and we're all open-minded adults who can take care of ourselves, right? It's ok to meet with a lot of single people. You don't know when those sexual urges might come between you and your date, especially if you're dating a hot chick or hunk. But even though your date is really irresistible, try controlling yourself and wait until the second time you see each other again, if he or she is really hot and you are comfortable with each other.  I'm sure you'll get to that point if everything works out smoothly on your first date.