Discoveries that saved billions of lives

february 18, 2025

Source: World Economic Forum/aperion care

Some discoveries played a big part in increasing life expectancy to 70 years in the 21st century, from 30-40 years seen throughout most of civilization. 

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Let’s take a look at top 10 innovations made possible by new technologies and scientific practices that saved billions of lives. 

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Lives saved: 50 million+
Year invented: 1935

10. Antimalarial drugs

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Lives saved: 50 million+
Year invented: 1850

9. Anesthesia

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Lives saved: 130 million+
Year invented: 1965

8. Bifurcated needle

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Lives saved: 175 million+
Year invented: 1919

7. Water chlorination

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Lives saved: 200 million+
Year invented: 1928

6. Antibiotics

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Lives saved: 250 million+
Year invented: 1890

5. Pasteurisation 

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Lives saved: 1 billion+
Year invented: 1909

4. Synthetic fertilisers

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Lives saved: 1 billion+
Year invented: 1945

3. Green Revolution

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Lives saved: 1 billion+
Year invented: 1955

2. Vaccines

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Lives saved: 1 billion+
Year invented: 1913

1. Blood transfusions

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