Sometimes when I want to go to sleep I feel like I am just a brain! I feel my kidney , my liver and all of my body especially my brain , and when it come to have this feeling I become really sad and feel like I am not an organic creature , It is weird and I don't know what to do and why is this happening?? I feel like who am I and what am I doing here when I am going to fall in sleep!!! please help I could not find ANY thing in websites or anywhere, I am 26 and it is happening from 9 month ago till now!! So who ever is sure about the answer please tell me what should I do??