Hi, i am 55 yrs. old, two years back I have got three stunts in my heart. I am diabetic but sugar is generally in the range of 140 to 250 and the medicine is glycishase SR 500mg BD. After angiplast I have lost a wt. of 7 kg. and suddenly become very weak and looking old. what could be the reason. there are pains in arms, legs, back. Blood test report are OK spine tests are ok what other test I should get done.