We share this planet with more microorganisms than we can meaningfully picture—and understanding just how small a fraction of them threatens us reframes how we think about vaccines, exposure, and immunity. A planet...
New Zealand — HPV schedule change takes effect From 27 July 2026, New Zealand’s school-based HPV program will shift to a single dose of Gardasil 9 with parental consent; dose 2 will still be free but will be...
For decades, the United States was the archetypal “vaccine nation” – a country that combined scientific innovation, regulatory strength, and broad uptake to drive vaccine‑preventable diseases to historic lows. Measles...
Over roughly the past week to 18 May 2026, the main actionable developments have been a new WHO COVID‑19 antigen recommendation, regional RSV and influenza program moves (especially in Australia and Latin America), and...
Asia (SE Asia, China, India) No new schedule or policy updates from CDC-equivalents this week. We found no fresh national immunization schedule changes or formal vaccine-policy statements from CDC-equivalent agencies in...
This narrative review by Gromer et al. provides a comprehensive synthesis of the long-observed but poorly characterized relationship between vaccine reactogenicity—short-term, inflammatory adverse events—and...
For many years, the CDC’s vaccine-safety pages stated clearly that vaccines do not cause autism and used that phrase as a concise summary of a large evidence base. The earlier material explained that multiple large...
Download Infographic Overview Vaccines must meet the highest standards for safety and efficacy, as they are used for the prevention of diseases in healthy subjects, not as treatment for disease. Vaccines are biological...
Download Infographic Overview HPV (Human Papillomavirus) is extremely common worldwide and is mainly transmitted through sexual contact; most people are infected shortly after the onset of sexual activity. There are...
Epidemiology Global burden: Human papillomavirus (HPV) is the most common sexually transmitted infection worldwide, with over 200 identified HPV types, of which at least 12 are oncogenic or high-risk types. HPV causes...