Centers For Disease Control And Prevention, China

This study tests a WeChat mini-program that sends heat warnings to parents and teachers of 200 fourth-graders in Beijing. When temperatures reach risky levels, the program shares health tips and alerts. The goal is to see if this helps children stay physically healthy and think c…

This trial tests whether simple nudges (reminder messages) and motivational interviewing can increase flu vaccination among 4,050 healthcare workers in Chinese community hospitals. In phase 1, hospitals get either standard nudges, personalized nudges with a chatbot, or no reminde…