Measles — Worldwide/Unknown
Get tough. After the 2014 California measles outbreak, the state eliminated nonmedical exemptions for mandatory vaccinations. After a similar outbreak in Michigan, health officials there began requiring individuals to formally consult with their local health departments before opting out of otherwise-mandatory shots. In both cases, these tougher policies drove up vaccination rates. Other states ought to follow this lead, and the federal government should consider tightening restrictions around
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