What causes bumps eruptions around hairline?

--when it's cold, or rather, when I go outside to play around in the snow, sometimes when I come back in my face has a bunch ...

I got my lip pierced a week ago and I clean it as directed. Now I noticed a bump formed around my piercing inside my mouth. I...

Will the heat in the air cause hair on my head and body to grow quicker?

How do I get rid of a very very painful hair bump that is under my armpit. Is causing me not to be able to sleep are raise my...

I have redness around my piercing and 3 lil blister like bumps around it too. How do I treat it on my own ?? Or do I just go ...

they aren't pimples. they are just little bumps around my sports bra line. idk what to do.... help..

How do I get rid of all of the gross razor bumps above my knees? I haven't shaved above my knees since summer. How do I get r...

my tattoo is 2 weeks old and I got a bump on it now. its pimple size, doesnt hurt. can I do anything to get rid of it?

I've always kept it trim around that area, but haven't shaved it before. Well, I've started to shave down there instead. Eve...

Why has the skin on my face has suddenly gotten 2-3 shades darker?