Heat Rash

How do I get rid of swelling from what I think is a fever blister on my lip?

I have got a rash on my head, its quite frequent, it appears and dissappears after sometime, only to reappear again.

Whenever I get hot or nervous I get a rash on my chest, neck, back, hands, biceps, and inner elbow. Is there anyway I can fix this?

Getting frequent red dots / rash on the top of both of my thighs. I attached a picture. Do I need to be concerned about this, are these related to blood vessels or just a rash? thanks!

Hi, I am really worried about this problem I am having, and I really need doctor's help. So before I ask a question, I just want to let you know that this might sound inappropriate. It is also pers...

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