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HerdImmunity

Even small drops in vaccination rates for US children can lead to disease outbreaks

Even small drops in vaccination rates for US children can lead to disease outbreaks Vaccination rates among US children have declined by more than three-quarters of counties and jurisdictions since 2019, leading to a “large swath” of the country lacking basic immunity against diseases like measles. The decline in vaccination rates is concerning because it […]

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Game theory explains why reasonable parents make vaccine choices that fuel outbreaks

Game theory explains why reasonable parents make vaccine choices that fuel outbreaks Game theory explains why parents who don’t vaccinate their children are not necessarily making selfish or uninformed decisions, but rather responding to a system where individual and collective incentives aren’t properly aligned. The decision not to vaccinate involves a “free rider problem,” where […]

🏥 Health