Milhoan questioned if Americans need to receive the polio vaccine anymore, arguing that the U.S. is in a different place compared to the 1950s, when the first polio vaccine was distributed. No treatments have been developed in the last six decades, after the first measles vaccine became available. Again, no difference.”Offit also said that since the measles vaccine was developed, the death rate hasn’t changed. “The mortality rate of measles before the measles vaccine was one to three per thousand [children],” Offit said. What if the child gets a measles vaccine to protect your immunocompromised child and gets a negative consequence from that?