Let's take a deep dive into the world of smallpox vaccine scars – those little marks on our skin that hold big stories within them. These scars are more than just blemishes; they are powerful ...

Here’s a look back at some of them. Smallpox is caused by the variola virus, which spreads through skin-to-skin contact or contact with bodily fluids. It can also be spread through the air.

By William J. Broad In 1999, William J. Broad and two colleagues wrote a comprehensive article on the past, present and future of the smallpox virus. Feb. 12, 2025 President Trump’s order that ...

Tanzania has confirmed its first two cases of mpox, the health ministry said Monday, the first time the virus has been ...

Smallpox, one of the biggest killers in history, is caused by a virus called variola. Variola causes a distinctive rash and is often lethal. The name variola comes from the Latin word for “spotted” ...

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Symptoms of monkeypox can also be compared with smallpox — a related virus that was declared eradicated in 1980. Like smallpox, monkeypox causes pus-filled boils. But monkeypox is generally ...

Not so with smallpox. To create this vaccine, you begin with another virus that is similar to the smallpox virus, yet different enough not to bring on the smallpox disease once it enters your body.

View Full Profile. Learn about our Editorial Policies. Thanks to a Cold War-era division of responsibility, smallpox has been held in just two places in the world since 1984: at the CDC labs in ...