Apr 18, 2014 — A mumps outbreak in Ohio has ballooned to 234 cases, even though the community is well-protected against the virus. One scientist explains why this "vaccine failure" occurs.
Nov 5, 2012 — A web of embargoes meant the full story on a 2009 mumps outbreak couldn't be revealed until now. Now we can tell you about the effect of an extra dose of vaccine worked and whether doctors recommend that others get a third mumps shot.
Oct 31, 2012 — To stem a widespread outbreak of mumps in Orthodox Jewish communities, public health officials tried giving children a third dose of vaccine instead of the usual two shots. The outbreak was so widespread a quarantine wasn't feasible.