feeling light headed,head tensions , runny nose , dizzy feel as if I m tipping over , discomfort in back ,tingling in feet and hand left side of body,trouble breathing , head spasms , pain in my left arm,discomfort in chest , fast heart rate , heart skips beats , chest and back pain comes and goes ,tingling under arm pits,stabbing pain just over my heart, cant sleep consistently worrying , pain in the neck and the back of head, keep on cuffing up mucus ,pain in chest and spasms that moves to different places all of my body , chocking sensation feels like there s a lump in my throat feel the need , keep on swollen my spitt , feel confused and out of the body feeling,sweating,feeling cold and hot that just change randomly , sticking pains in head , chest ,back and ribs,back pains ,light headed , spasms in all over face and jaws,feeling weak and tired,getting headaches everyday and blurred vision What is it ?