I HAVE HAD BFS FOR 3 YRS NOW,RECENTLY FOR THE LAST 2 MONTHS I HAVE BEEN UNDER LOTS OF STRESS AND DEVELOPED THESE MOTORS RUNNING INSIDE MY HEAD NECK LEGS ETC.I AM WORRIED ABOUT THIS BECAUSE I DO NOT SEE ANY POST ON THE INTERNAL VIBRATING FEELINGS. I FEEL LIKE MY HEAD IS MOVING BACK AND FORTH WHEN I LAY DOWN. ESPECIALLY WHEN I WAKE UP AND TRY TO GO BACK TO SLEEP.MY LEGS WILL JUSST FEEL LIKE THEY ARE MOVING INSIDE..KIND OF CREEPY FEELING.MY DOCTOR SAYS IT IS NERVES, CAN NERVES JUST SHAKE? FOR 2 MONTHS! WOULD APPRECIATE ANY FEEDBACK.