The method prevented smallpox and laid the foundation for vaccine ... As you know that was famously invented by someone from ...

The worst plague in history was the Black Death, which may have killed ... They caused empires to fall and new ones to arise. Smallpox first emerged around 68,000 years ago. We have no idea ...

DEAR DR. ROACH: With the resurgence of measles because of declining vaccination rates, should we be wary of the same happening with smallpox (which was also thought to have been eradicated)?

Smallpox and chickenpox might seem similar. They both cause rashes and blisters. They both have “pox” in their names. But other than that, they’re completely different diseases. You really ...