Intro to Vaccine Effectiveness. Dispelling some common myths.

Vaccine awareness is on the upswing.  Everybody wants to know- are they safe?  effective?  useful?  I have decided to start us off with a basic article dispelling 10 common myths and countering them with truth.  If you aren't open to changing your mind, read no further.  The website I took this from is one of my faves.  Expect lots from here in the future.