On my left arm is a large scar – about the size of a silver dollar (for those who remember when dollars were also coins). It’s what remains of my smallpox vaccination.

As vaccination rates among children continue to plummet, concerns are rising over the potential for infectious disease to spread rampantly.

Medicine Polio pioneers: The 1.6 million US children who participated in the first field trial of Jonas Salk’s vaccine This is the incredible story of brave parents and their children who drove ...

As my term as acting WHO regional director for Africa draws to a close, I have been reflecting on the resilience and ...

Polio vaccine supply gap in Kenya raises alarm amid regional outbreaks.

Why let your kid get a polio shot, she posed, “if you never were exposed to polio firsthand and don’t know anyone who had polio.” What can a medical professional say to assure patients?