I have a bump on my right side of my forehead which sometimes get bigger but never fade off.I also feel a certain type of vibration which comes down from my back to neck then again vibration goes from my neck to back and whole day it continues. I feel very uncomfortable and tired due to this vibration.I cannot able to understand what is going on.My legs and hands does not vibrate.I have also checked my b.p and sugar which is normal .Kindly give me some suggestion what to do and what to eat.