159 cases of measles in the United States from January 1 through August 24 . Last highest year was 2011 , when there were 222 cases . Comment: Nearly 40 % of children under the age of five who get measles have to be hospitalized .
159 cases of measles in the United States from January 1 through August 24 . Last highest year was 2011 , when there were 222 cases . Nearly two-thirds of cases happened in communities where many people do n't vaccinate . Nearly 40 % of children under the age of five who get measles have to be hospitalized .