on the rise over the past few years.However, they have also expressed concern that the race for a COVID-19 vaccine may have triggered more hesitancy among certain groups.Speaking at this year’s WIRED Health:Tech conference, Prof.
Heidi Larson, from the London School of Hygiene & Tropical Medicine, in the United Kingdom, noted that “Because of the hyper-uncertainty and the whole environment of trust and distrust around the COVID vaccine, there are groups that have gotten together to resist” upcoming vaccination.Many may now be wondering why researchers are so keen on vaccines — and whether vaccines have really achieved much for public health.So, in this Special Feature, we look at some key moments in vaccine history and how vaccines have.