Sir my brother normally he don't have any problem bt for the certain period he will be feel depressed and say that I have cancer diseases and like that. And now its last stage and sometime say I have a big diseases doctor told to our relative. Like he is doing like that for last 10 yrs. Bt not alway he will do like that only for 10 days in a year or may be once in 6 month. Even doctor checked him they don't found any diseases like that. So please help me I think he have some psychological problem. And at last I would like to inform you that he run a shop of furniture hardware.