Medical experts have issued new vaccine guidance amid confusing federal messaging and a spike in measles cases across several states. The coalition—comprising top medical societies—aims to clarify recommended practices and reinforce the importance of routine immunizations. William Brangham spoke with Dr. Paul Offit, director of the Vaccine Education Center at Children’s Hospital of Philadelphia, about the urgency of maintaining high vaccination rates to curb the outbreak. The guidance underscores that staying current on vaccines remains the most effective defense against preventable diseases.


A coalition of leading medical groups issued their own vaccine guidance in response in part to changing and confusing messaging from federal officials. It comes on the heels of rising measles cases in multiple states. William Brangham discussed more with Dr. Paul Offit, the director of the Vaccine Education Center at Children's Hospital of Philadelphia.