Number of unvaccinated US children has quadrupled since 2001

The percentage of American children aged under two who have had no vaccinations has quadrupled since 2001, according to new data released in a report by the Centers for Disease Control and Prevention (CDC).1

Another report by the CDC2 said that 2017 was the third consecutive year in which the number of student immunisation exemptions for non-medical reasons climbed slightly.

Neither trend has yet reached alarming proportions, the CDC said. Only 1.3% of children aged under two currently lack all 14 recommended vaccinations. And only 2.2% of schoolchildren have non-medical school vaccination exemptions. But both numbers are moving in the wrong direction, public health experts say. And the tiny minority with no …