The merits of vaccinating children has recently come back in to the spotlight recently in Australia with the Federal Government pushing to withdraw welfare payments from families that refuse to vaccinate their children: parents who conscientiously object to vaccination. Are parents putting their kids at risk by not vaccinating them, or is the politicians in Canberra overplaying the issue? Steve and Ben take a look at the importance of vaccinations and the role it plays in health and longevity in all of our lives.