It s a combination of the Adrenaline and the dizzyness that makes you feel sick .Also your cortisone levels .All this is caused by the anxiety and the fear factor .Loose the fear to the anxiety just accept and dont fight it and you will start to feel better .Each time it happens ,your body releases adrenaline and cortisone to fight the danger signals your brain is sending out .Anxiety wont hurt you and by fearing it ,it prolongs the process ..Learn some deep breathing excercises to do when the anx starts and it distracts from the fear and relaxes you ..It wont be easy at first but its a tried and tested method of overcoming this problem . Please try it . All the best and good luck Sue x/SIZE]