question: MY ARM FEELS VERY RESTLESS AND WHEN DRINKING A DRINK WAS SHAKING THIS IS MY LEFT ARM,I ALSO HAVE RIGHT SHOULDER WHICH IS CONSTANTLY ACHING AND ACHES WHEN USED ALOT.MY HIPS HAVE ALSO STARTED TO FEEL STIFF AND I FEEL CLICKS IN MY SPINE,WHAT COULD ALL THIS MEAN?I ALSO GET SHOOTING PAINS THROUGH MY HEAD.