For those of you who are old enough to remember the 1970s, you may remember waiting in long lines to get vaccinated against the swine flu that was sweeping the nation at that time … likely because you were alerted by television PSAs such as this one:
 
In case you were wondering, this is not the same swine flu of three-plus decades ago, according to MSNBC. If you had that vaccine – or even your annual flu shot just months ago – you should not consider yourself immune. Check the MSNBC story for for more FAQs on the swine flu. 
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