What are those little bumps on people's upper or lower arm?

I have a little bump on my lip and it been there for a long time like almost a year I think it is a scar and I relly want it...

I have these little white bumps around the bottom of my penis head is this normal? I have an uncercumsized penis if that make...

Ok so I don't know what this is but on my arms, I have all these bumps but I don't know what it is!!! My neighbor has it 2 bu...

I have these little red bumps on my arms... what are they? I've had em forever I always forget their there..

I recently had a bunch of little groups of bumps under my arm. They eventually went away but days later, four new bumps aros...

Who else has like loads of liittle bumps lumps in boobs when you like Squeeze them you can feel them inside?

On my upper legs past my knees on the back of my legs there are small red-ish spots there. There not pop-able and I've had th...

I seem to be getting a lot of little red spots around my arms. What does this mean?

I believe I was bitten by something while camping. I found two red sore bumps under my right armpit and there is swelling and...

I ve noticed these little red bumps on my penis and freaked out. I called the only two people I ve been with in the last yea...