Do you suffer from atopic dermatitis or perhaps TSW (Topical Steroid Withdrawal)? This might be possible if you have been using cortisone creams for a long time.

Read the blog posts on the topic:

How to distinguish between atopic dermatitis and TSW skin (i.e. addiction caused by cortisone cream treatment)?  

When the worsened atopy turned out to be a topical steroid addiction - Personal experiences with TSA and TSW