• Shedding Doubt: Are Live Vaccines Contagious?

    A common concern about vaccines that I’ve been hearing recently is a fear about “viral shedding” after receiving immunizations. I’ve even seen claims that this is the driving force behind various…

  • Measles and the Immune System: The Surprising Truth

    But what’s the truth about the immune system and the measles? How does measles cause infection? What does it do to the immune system during infection?  How does the vaccine help?…

  • Titer Andromedon

    “Why does my kid need a second dose of this vaccine? Can’t we just check his titers? What are titers anyway?” When we talk about titers, we are almost always talking…

  • Measles Update

    On Thursday, I spent a big part of my morning doing something I had hoped I would never have to do in my career. I put in place a set of…

  • NDs for Vaccines Represent at the AANP Conference

    This year the American Association of Naturopathic Physicians hosted their annual conference in San Diego on July 12-14, 2018. I am happy to report that there were 4 speakers providing a…

  • The Flu Vaccine and Pregnancy

    The evidence is overwhelmingly clear: influenza vaccination during pregnancy helps prevent severe adverse events. It is not 100% effective, but when combined with simple measures such as good hand hygiene and…