I'm a 25 year old male and my problem is my ears will turn red and get super hot then in a few moments it goes to my face and neck soon after it will go to my back arms chest legs the redness goes away in about an hour but the pain lingers feeling like a bad sunburn i went to the E.R. and all they said is they don't know and i should take benadryl i've been doing that and it's not working the redness happens more often now and the pain stays longer and is getting worse i need some help please anybody