The WHO and CDC say there were about 10.3 million cases of measles last year, up 20 percent from 2022. Children are especially susceptible to complications.

Waning vaccine coverage has fueled a 20% spike in measles cases worldwide, with 10.3 million people struck by the preventable illness in 2023, health officials reported Wednesday. "Inadequate immunization coverage globally is driving the surge in cases,

(Reuters) - Measles cases rose 20% last year, driven by a lack of vaccine coverage in the world's poorest countries and those riddled with conflict, the World Health Organization and the U.S. Centers for Disease Control and Prevention (CDC) said on Thursday.