 [ Symptoms ] how do dandruff shampoos get rid of dandruff what is the difference between selenium sulphide and zinc pyrithione [ Disease ] gosh i wish i had an answer for you if i did i might win the nobel prize in medicine unfortunately nobody knows exactly what causes eczema to flare up ironically stress can probably trigger it so the fact this flare up is stressing you out may be contributing to the fact it is lingering on frustrating right so i suggest you try to reduce your stress level in whatever manner works for you hot bath hot chocolate cuddling in front of a roaring fire a glass of good wine soothing music in your earbuds    whatever will help you reach a calm state this might help calm down your eczema too you might also try humidifying your environment if you do not already colder temperatures lead to furnaces running which dries out the air dry air can trigger an eczema flare up i am sorry you are going through this i know only too well how distressing eczema can be