Latest Trustworthy News from Dr. Mercola - delivered straight to your inbox!

WHO Changes Definition of Herd Immunity

Analysis by Dr. Joseph Mercola Fact Checked

herd immunity

Story at-a-glance

  • Herd immunity occurs when enough people acquire immunity to an infectious disease such that it can no longer spread widely in the community


This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.


By continuing to browse our site you agree to our use of cookies, revised Privacy Policy and Terms of Service.