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Which vaccine helped eradicate smallpox worldwide?
MedicineVaccines
Quick Answer
The smallpox vaccine helped eradicate smallpox, and the World Health Organization declared the disease eradicated in 1980. It remains the only human disease eradicated by vaccination.
The Full Story
Smallpox was eradicated through a global vaccination campaign using vaccines derived from the related vaccinia virus. The World Health Organization declared smallpox eradicated in 1980 after the last naturally occurring case was identified in Somalia in 1977. This success remains one of the greatest achievements in public health. It is also the only human infectious disease to have been eradicated globally so far.
Key Facts
1.WHO declared smallpox eradicated in 1980
2.Last natural case was in 1977 in Somalia
3.Only human disease eradicated globally
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"The only human disease ever wiped out by vaccination."