Are all cold sores contagious?

This is very random, but I have a cold sore in my mouth and you know how people say its a lie bump, I know thats a very old s...

I havent gotten a cold sore for a couple years but I burnt and bit my lip so I have one how can I make it go away fast?

ok my boyfriend a couple days ago got a cold sore and hes been treating it wit medication ...its been about I dont noe 4-5 da...

What if I have a cold soar and I gave my boyfriend head. Would something happen?

How do you get rid of a cold sore because my mum has one

i have a bad cold,i have to constantly blow my nose and its making my nose really red,sore and dry is there anyway i can sto...

Alright hes the deal. I finally get to see this guy im dealing with after 2 weeks tommorow, ovibously we are going to drink, ...

I do have herpes,but I usually have atleast 1 outbreak per year. Im not really sure if that's what I have right now or if it'...

I have a bump on my lip on the side where the top and the bottom lip meet.. its just a bump and it doesnt look like a cold so...

I am so scarred my friend had a cold sore on her lip and she put the cig in her mouth and lit it and handed it to me could i...