Dr. I am feeling always very very weak, when I do anything when I eat something I feel that someone mixed something wrong whenever I eat on any occasion, in house made food, I feel that someone mixed something in it and I think over and over in it and start feel that I will die if I eat this, sometime happens that when I eat before I feel that I will die now and suddenly my mind stop working and start negative thoughts and feel warm on left side of my head and feel I will fall and never wake up my heart beat very fast, also happens that when I going to sleep in the night thought that I will never wake up tomorrow again, I also tries very hard but its not possible me to get overcome from it as negative thoughts continues and after my head shakes feel dizzy faint feel now fell down now fell down, I always thoughts that my life is just for few days, and this makes nothing to think about my future career, I am an engineering student civil branch 3rd semester 2nd semester, Sir please help me I am in big trouble.