Sure can, when your run down with cronic depression all manner if illness can seem real. You can feel physical pain just like the real thing . If your brain want,s you to feel this way then you do. Half illness is psychosomatic in depression , a hell of a lot of small illness becomes a big deal far more than it is. My trick to find out what was real or not was to take a benzo and if the pain disappeared then it was all in my head, and I blotted it from my mind. if its still there then your ILL