Over the past fifty years, rates of autoimmunity and chronic disease have exploded. While some attribute this rise to increased awareness and diagnosis, my guest on today's show, Thomas Cowan, MD, argues for a direct causal relationship to a corresponding increase in the number of vaccines American children typically receive - approximately 70 vaccine doses by age eighteen.

For detailed show notes for this episode, visit http://bengreenfieldfitness.com/autoimmunity.