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TB vaccine: WHO expert explains why it's taken 100 years for a scientific breakthrough, and why it's such a big deal

By Charles Shey Wiysonge, Regional Adviser, Immunisation, WHO Regional Office for Africa, Stellenbosch University

In 2021 10.6 million people developed TB and 1.6 million died from the disease. Now, for the first time in 100 years, there are promising signs of a vaccine breakthrough.

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