The world greets newborn babies by bombarding them with everything from dust to disease-causing microbes. Babies can deftly parry exposures to certain harmful substances, thanks to antibodies passed onto them in the womb. But this kind of inherited immunity is short-lived, so a child must develop her own immune system response to combat life-threatening diseases. That’s where vaccines come into the picture. Is this good or bad ??? Vote on the following Poll.