Cause of such panic disorder mostly remain unknown but in this disorder you may feel symptoms like shortness of breath, feeling of choking, pain in the chest, nausea,
stomach ache, feeling dizzy, tingling or numbness, chills /hot flashes, bounding heartbeat or fast heart rate, sweating, shaking etc. even without any underlying disorder. This disorder needs to be thoroughly assessed by a psychiatrist first since this can occur repeatedly and without warning.