http://guest.fr.yuku.com/topic/2304/Dehydration-due-to-ENS#.Uwl2z3V_t38

I read that Dehydration can also cause panic attacks,its starting to make sense to me.
I always have dry eyes and my nostrils are also feel very dry when i wake up in the morning,but how can i be dehydrated if im not even thirsty.