Q: What vaccines do I need as an adult?
A: Although you may have thought you’d outgrown shots, people over 18 need vaccines too, according to public health officials.
Some vaccines – such as the one for whooping cough – are needed to update the protection you got as a child. Other infections, like the flu, evolve rapidly, so a new shot protects against viral strains that developed since your last dose. Full story for BostonGlobe.com subscribers.
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