Long before the word ‘vaccine’ existed, campaigners battled against the life-saving new technology, spewing lies which sound eerily familiar from today’s online anti-vaxxers. Historian Nigel Jones talks to presenter Jenny Longden about how the anti-vaccine movement began at almost the very moment a country doctor, Edward Jenner, noticed that milkmaids were immune to smallpox and tested a truly revolutionary idea - and how this offers lessons for us today.

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