Is this an outbreak of hives caused by heat?

symptoms of hives, you need to keep in mind: question BellaCata : Can an outbreak of hives caused by heat I broke in hives for no reason definable for the last 48 hours. I am not other symptoms. The hives appear to be primarily in the warmer parts of the body, inner thighs, behind the knees, armpits and belly. Is there a link or is it normal hives? Also contributes to hydrocortisone? I've had combo Benadryl / Claritin, but it can be a day or two to work on MD. Can I do one thing for it to

Itching Urticarial Rash