Last December 2013, I had miner stroke . Also I have a back neck problem.I wasn't sure what is cause, this few month I can't think too much, IF I THINK A LOT,Sometimes my BACK OFHEAD, FEEL LIKE SOMRTHING COVER WHICH IS I DON'T LIKE THIS FEELING, AND SOMETIMES MY BODY FEEL LIKE PUSH ME OUT... CAN YOU TELL ME WHAT IS THIS SIMPTON.....?