How do I know if I have herpes?

Hi, I am a guy and I had sex with a girl on my first date with her. After the fact, this girl kind seems like she has slept around a lot so I am just wondering if I might have gotten any STD's like herpes. Here are the facts: -It has been 3 weeks since...

http://www.ashastd.org/herpes/herpes_lea…

Lol i don't really know how to know which one is which! all i know is that i don't have herpes lol because the cuts go away when i put lypsil... but would herpes i have blisters all over the body ?

So 3 nights ago, I noticed a tingling sensation on the right corner of my lower lip & it was a bit purplish in shade. I thought maybe it was just an irritation from the raw sushi I had. The next day, it turned into really tiny looking blisters that...

Well, I recently noticed that on the shaft of my penis there are this red bumps (not beneath the head) one of them hurt when I put soap on it, and looks similar to the cold sores inside the mouth. I get cold sores in my mouth, but I've never had any...

A few days ago I licked my girlfriends vagina and we had protected sex and I didn't know I had a coldsore until after. The next day she had little white bumps inside and we think it might be herpes. We dont have money for a doctor. We are very scared...

I know this is going to be part of my life know so if any body could shed some light on my question. let me know your situations

I'm not sexually active. I'm a virgin. I don't have cold sores. I've had a cold sore once when i was like 8 or 9. I dont think thats herpes ?? Just because you have a cold sore, it doesnt mean you have herpes, right? Also, how do I prevent myself from...

last nite i was so tired of my pubic hairs and i wanted to get rid of them no matter what, i saw the closest razor, my moms razor, and used it to shave them off, is it usual for that to start itching the day after or is that herpes, if it is herpes,...