Why Parents Fear Vaccines | Tara Haelle | TEDxOslo

Tara Haelle will focus on vaccine hesitancy and vaccine refusal. This is a global health threat that lurks unnoticed until it erupts into unpredictable disease outbreaks that are difficult to contain. She explains what underlies the fear and hesitancy that many people have toward vaccines, why it's not as irrational as some believe, and what's necessary to address it.