Answers

Yes, vaccines are one of the most effective and successful public health tools in human history for preventing infectious diseases and saving lives. According to major global health organizations, such as the World Health Organization (WHO) and the Centers for Disease Control and Prevention (CDC), routine vaccinations prevent millions of deaths annually and have successfully eliminated or drasti

Yes, vaccines are exceptionally effective tools for preventing infectious diseases. Leading global health authorities—including the World Health Organization (WHO), the Centers for Disease Control and Prevention (CDC), and major medical associations—recognize immunization as one of the most successful and cost-effective public health interventions in history. The evidence for the effectiveness of

Yes, vaccines are an highly effective tool for preventing disease, as established by extensive scientific evidence from clinical trials, real-world observational studies, historical data, and ongoing surveillance by organizations like the WHO, CDC, EMA, and independent reviews.[[1]](https://www.who.int/news-room/feature-stories/detail/vaccine-efficacy-effectiveness-and-protection) Vaccines work b