The Centers for Disease Control’s Advisory Committee on Immunization Practices recommends that every person over 6 months old should be vaccinated against the influenza virus. They voted for this policy last winter, on February 24, 2010. Their recommendation was that there should be “universal” flu vaccination in the United States and that the program at that time should be expanded to meet this goal. The groups most ‘at risk’ should be especially careful to get their flu shots early in the season which begins in September, but it is not too late even now, in January. If you fall into any of the following groups and are still not vaccinated,…