i had herpes(cold sore)by kissing 5 weeks ago. since then i have this heat under my skin like fire. it gets worse when i go to bed. it goes in my sholders, arms. neck and face. am so thursty 24 hours, i drink 5 to six gallons a day. my skin is sooooo dry that everybody sees me they tell me whats wrong with your skin its so dry. i visited so many doctors some said its shingles others said noway. and am lost. please help me.