hello sir my younger brother having muscle strain problem during 4 years and now it is increasing day by day. what ever he used to study maximum loss of rememberance in exam hall as well as when ever he used to study his hand muscles twitch (involuntary movement in voluntary muscles). he is also having some breathing trouble from childhood. one imp thing is that at the age of 5 he felt down from 2nd floor and externally nothing happened but may be some internal occur. now doctors are telling that may be some nerve problem. sir please suggest me what should be done and how secure his life as now he is studying in only class 12th as a very young boy.