 [ Symptoms ] i am in florida and currently have a bcbs individual health insurance plan  bcbs is cancelling my plan and assigning a new plan to me their letter said that i will get that plan unless i change by nov 1 can i change plans between now and jan 1 or am i stuck with the assigned plan [ Disease ] migraines just happen so you may be blaming the flu shot for an event that may have happened anyway the flu vaccine does not typically trigger migraines or at least i have not seen this reaction in my long years of practice should you get the flu shot next year that is really up to you but i am a big fan of the protective benefits of vaccines including this one