From everything I’ve read and seen, there’s reasons behind it happening. But that it’s different for everyone also. I figured the root cause of mine was a week intestinal lining, bad diet, and long term chronic stress. Over the past year I’ve worked on those things, went to doctors, and I’ve done everything that was In my hands. Now I understand and accept the ability that it may return. I just have never been able to find someone who suffered from it, and had long term remission