Smallpox Mystery Finally Solved

Smallpox has plagued humans since ancient Egyptian times, 2,000 years earlier than previously thought, according to new research.
The disease was once one of humanity’s most devastating – but its origin has been shrouded in mystery.
A patient with smallpox. The variola virus, also known as smallpox, is the only infectious illness that has been completely eradicated among humans as a result of widespread vaccination campaigns. PHOTO BY SWNS
Thought to have originated with the Vikings