I have ichty rash behind ears and on hair line and neck,so does my partner,they seem to clear up,then come back when stressed or hot,tried numerous creams,plus washing with plain soaps more often,changing bed covers,towels more frequently,my doctor said I m allegorical to something,but why did my partner have bad skin for years,then suddenly on the last year I ve got it,we have been together for 11years,his skin thing was meant to be something to do with his stress levels,what can it be.