The disease began with high fever and body aches. The infected person was most contagious when a rash appeared. But the hallmark of smallpox was the pus-filled swellings of the skin that left ...

In the 20th century alone, an estimated 500 million lives succumbed to smallpox, making it the sole human disease to have been eradicated. However, a new report, the Future State of Smallpox ...

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” ...