If you didn’t get a flu shot, you are endangering more than just your own health. Calculations of herd immunity against common diseases don’t make exceptions.
About the author
Tara C. Smith is a professor of epidemiology at the Kent State University College of Public Health and an internationally recognized expert on infectious diseases, particularly those passing from animals to humans. She was the first to identify livestock-associated strains of methicillin-resistant Staphylococcus aureus in the U.S. As a science communicator, she is well known as the author of Ebola’s Message (MIT Press) and of the science blog Aetiology.