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Immunisation: Why we do it and how 'herd immunity' works

This is how vaccines work, why they鈥檙e important and what the phrase 鈥渉erd immunity鈥� actually means.

Produced and edited by Elise Wicker; art direction by Alice Greni茅; filming by Derrick Evans; voiceover by Kat Collins; executive production by Lorna Hankin and Charlie Newland

Image: Balloons filled with red spots, symbolising measles Credit: 麻豆社

2 minutes

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Wellness

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