Vaccine Education Center
The Vaccine Education Center at The Children's Hospital of Philadelphia provides complete, up-to-date and reliable information about vaccines to parents and healthcare professionals. We are a member of the World Health Organization's (WHO) Vaccine Safety Net because our website meets the criteria for credibility and content as defined by the Global Advisory Committee on Vaccine Safety. Learn more about the WHO’s Vaccine Safety Net.
Measles is a highly contagious respiratory virus. For the first time since 2003, measles has caused the death of someone in the United States. And, as of the end of June, more than 175 cases of measles have been diagnosed in the U.S. so far this year.