hi delwara
even i m looking for the solution of this problem, its not me who's suffering from this unexplainable (i dont know what to call it syndrome/disease or whatever) situation, my mother does and i need to get the solution soon as doctors here are not able to diagnose and cure this things if you get hold of any solution medically or otherwise please post it to me.
thanks.
Do you take any medications?
Are you sleeping well?
Describe exactly what happens, how often, and what your doing at the time?