Q: Should I wait to get my flu shot so it lasts as long as possible?
No. It is a common myth that getting your flu shot at the last second will make it last through the flu season. Recent data has shown that immunity from vaccines lasts throughout the flu season into the spring, and in many cases actually into the following year. The medical community now recommends that you get a shot as soon as they are available; there is no need to wait! – Dr. Bo