CBoria
                    
                    
                    
                    
                    
                    
                    
                        
                        
                        I also have Fibromyalgia.  I had a flu shot on Oct 14th and was out of work the 27th -30th with what I call the flu.  Headache, backache, fever, sinus congestion.  I was told that sometimes this happens but supposedly with the flu shot you end up with a milder flu episode.