Measles cases surge in Japan with 299 cases already reported in early April

Japan recorded 299 measles cases by early April, already surpassing the 265 total cases from the previous year.

Published 12sem1 sourceNotable

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The fact

This sudden increase indicates a virus circulation revival and raises herd immunity insufficiency concerns.

Health authorities launch emergency vaccination campaigns to halt the outbreak.

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Auto-synthesis from 1 media source · identified on April 22, 2026