The answer is a true story that involves a woman milking a cow, an Egyptian mummy, and General George Washington. If it was one thing the country's first president worried about even more than the ...

After more than a year of politicized science and amid a wave of vaccine hesitancy, the long war against Covid-19 stands at a critical stage. Hope for an eradication akin to smallpox -- or even a ...

Vaccination may induce life-long immunity to smallpox, suggest the results of the first detailed tests of their kind. This means that any terrorist release of smallpox might not spread as ...

Vaccines against smallpox given until the mid-1970s offer continuing cross-reactive immunity to mpox, researchers from Karolinska Institutet in Sweden report in a study published in Cell Host & ...

It all started with an unremarkable trip to grandma’s house in 1970. But two days into the visit, something went terribly wrong. The 9-month-old grandson fell ill. First, a fever. Then, a nasty rash.

Some of the omicron variant’s unique properties – such as its ability to spread rapidly while causing milder COVID-19 infections – could usher in a new phase of the pandemic. Edward Jenner vaccinating ...

Vaccines against smallpox given until the mid-1970s offer continuing cross-reactive immunity to mpox (previously known as monkeypox), researchers report. Vaccines against smallpox given until the ...

When COVID-19 first began spreading, public health and medical experts began talking about the need for the U.S. to reach herd immunity to stop the coronavirus from spreading. Experts have estimated ...

Vaccines are a personal decision now, but here is the hypocrisy about doing it for the common good: What if the political right had leaned into everyone getting the shot instead of "Let's just gain ...