I don't think it's really flu. I had a stuffy head and nose and some aches in the head over the weekend but it's gone now. Do you read the Energy Alerts / Wings reports by Karen Bishop (http://www.emergingearthangels.com/2009/wings2.4.2009.html) ? I think it might have to do with energy shifts - usually it is. Stiff neck, sniffles, flu symptoms, back ache or stiffness...