The first trial of an AI (Artificial Intelligence)-powered chatbot designed to inform parents about the HPV vaccine has shown that it increases vaccine uptake and engagement with health professionals. Cervical cancer, caused by human papillomavirus (HPV), is one of the most preventable cancers, yet it still claims over 340,000 lives annually. China accounts for 22.8% of global cases, with vaccine coverage remaining low. The 24/7 chatbot was designed to deliver trusted, personalised vaccine information to parents in a user-friendly way, through simulating human conversations and responding to parent's frequently asked questions about HPV, the safety of the vaccine, eligibility, side...